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Dolphin Slaughter Persuasive Essay
Jasmine Ford
Mr. Kidd
Philosophy 2306
April 28, 2018
Killings in Japan Did you know annually 1,000 or more dolphins are killed by fisherman in Taiji,
Japan for meat and monetary needs? Given a set quota from the Japanese government the fishermen
can host their notorious annual dolphin hunt from September until March. With a quota of a little
under 2,000 dolphins', fishermen are allowed to hunt various species that are killed either for meat
or sold to marine parks. To help bring attraction to this horrific dolphin hunt the Oscar–winning film
The Cove, was produced with graphic footage of dolphins being slaughtered, shocking people all
around the world. Activist have debated the towns pursuit of dolphins for human consumption and
entertainment. This debate resulted in a protest so strong it ... Show more content on Helpwriting.net
...
Even though they are under international scrutiny fishermen are still able to hunt. The family of the
fishermen are still reaping the benefits from either the dolphin meat or the sales of the day. Japan
still using the defense of killing aquatic animals for scientific research. And the environment is still
affected by the loss of thousands of dolphins. But, through all the awareness on Taiji community's
dolphin hunting, the dolphins are the ones that suffer the most. Those that are lucky and get away
must fend for themselves without their pod mates, this usually makes them easier for predators to
kill them. The surviving dolphins are forced into the training/export business to supply the demand
of swim–with programs and dolphin arias around the world. Those that are captured for killing, are
killed by the slit to their throats, a metal pin into the neck, or metal rods into the spinal cords. These
methods are not up to date to the technique used in slaughterhouses. Slaughterhouses uses a method
that kills instantly whereas, Taiji method induces paraplegia that leads to death by trauma and
gradual blood
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The Taagic Story of Dolphin Mistreatment
Ever since I was young, I was always fond of the ocean. The waves that the sea created intriqued me
and the animals that lived underwater were even more unbelievable. I found the dolphin to be
extremely fascinating. Since the first time I saw one while surfing at my local beach, Manly, I was
hooked. What I didnt know was the horiffic story behind those playful creatures I saw at aquariums
every year. Whether it be on a primary school excursion or a family outing with my family to the
aquarium, those "happy" looking creatures beyond the glass where no more than abused animals
living a nightmare. So where did they come from?
After much research, I found that the countries contributing most to dolphin killing where located in
Asian countries in particular Japan. As you can see in the following chart showing whaling
distribution throughout the globe, Japan is a hotpot for dolphin hunts. Because the dolphins can be
sold to marine parks and butchers across the country for such good money, fisherman in the Region
of Taiji (an area with large influxes of marine mammals), kill them annually. Other regions such as
Guinea and other Pacific Islands have openly admited that Japan had been financially aiding them to
undertake dolphin kills.
Whats most appauling is the way in which the dolphins are killed. The Tiaji Fishing Cooperative in
southeastern Japan have put numerous efforts into methods that kill the dolphin quickest in the hope
that more killings means more profit. The
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Anthropogenic Waves
Rays of pale sunlight pass through a gradient of cerulean blue. The wide–open space seems almost
eerie until a humpback whale gently swimming sings his song, and the space fills with wonder, that
is until there is a disturbance.
Cetaceans evolved to use sound as their way of sensing the environment, navigating, foraging, and
selecting mates. Anthropogenic sounds have negative effects on marine life. Humans produce their
own underwater sounds through activities such as aircraft over flights, boats and ships (vessels),
tourism, stationary offshore activities, air gun firing, sonars, explosions, and methods to control
movement of marine life (W. Johnson Richardson and Bernd Würsig, 1997). Many studies have
discovered vessels to be the main contributor ... Show more content on Helpwriting.net ...
Killer whales utilize calls, clicks, and whistles for navigation and foraging (Juliana Houghton et al.,
2015). Availability and quality of prey, contaminants, and disturbance of anthropogenic noise are
major threats to this endangered whale. The killer whales in the Salish Sea were studied as part of a
larger ongoing project to understand vessel noise and its affects in more detail. This study used a
new version of digital acoustic tag technology. These tags contain two hydrophones that record all
underwater sounds (I will discuss this more further on). Vessel speed was found to contribute the
most to anthropogenic noise on this killer whale population. This study can help managers regulate
the speed restrictions of vessels in order to help this endangered whale species. Again, we have
confirmation that vessels are the primary anthropogenic noise affecting cetacean
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Whaling Persuasive Speech
Whales do not have our names on, so what makes people think it is acceptable to eat them, sell them
and use their skin for our pleasure. Whales belong to the order cetacea, this includes porpoises,
dolphins and whales. Whales are split into two different types being baleen and toothed whales.
Baleen are the largest species of whale.
With whales being the largest animals on planet, killing them is not an easy task with this making
many people more encouraged to kill. Whales breathe air into lungs like all animals and are also
warm blooded. They feed their young milk and have very little hair. Their tail fins also known as
flukes allow themselves to glide through the water. Most species' of whales have a fin on their backs
which is also known ... Show more content on Helpwriting.net ...
Supposedly, in Japan, the whales are killed for their meat for science however they were instead
being sold in food markets or even given away for free to hospitals and schools. This encourages the
consumption of whale meat. The Japanese kill many different types of whales for example, 200
minke whales, 100 sei whales, 50 bryde's and 10 sperm whales under scientific research. There is
also Norway, which didn't respect the IWC ban until 1993 as they continued hunting for minke
whales. Norway has a fixed number of whalers its whalers are permitted to kill for commercial
reasons. However, this number has rose from 671 in 2002, to more than 1,00 today. Norway are
currently hunting a higher amount of female minke whales in the North Atlantic which could put
their long term survival in severe danger. Iceland is another country which has had and still does
whaling. Like Japan, they conducted a 'scientific' whaling programme and later it withdrew from the
IWC. Iceland later re–joined in 2004 and they spoke out in the objection of the whaling moratorium.
Iceland targeted minke and fin whales when they continued with commercial whaling in 2006.
However in 2010, whalers from Iceland, also known as icelandic whalers killed 148 endangered fin
whales and 60 minke whales. For countries such as Greenland, they have historically been given an
Aboriginal Whaling Quota by the IWC allowing them to
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Descriptive Essay About Volleyball Days
Volleyball Days Have you ever had a thought where when you sign up for something you're like,
this will be a great idea! And then when you actually do it you think, why did I do this? Sharon has.
She signed up for a beach volleyball camp that would last for two hours a day for a week. The she
thought to herself "No, anything worth trying worth trying once is worth trying again." After all,
Sharon had once tried a normal volleyball camp once before and that had worked out fine. After she
and Madalynn, (who was also doing it) had met the coaches and until everyone had come they did
some exercises to warm up and got ready for the first task. After everyone did the stretches they
started the first task, seeing dolphins and whales. No seriously. Instead of starting the first someone
noticed some whales and dolphins and they watched them for a few moments before starting the real
first task which was a name game. Coach Chelsea grabbed a volleyball and first introduced herself
and then passed it to Natalie, who passed it to Sharon, who passed it to Cameron, who passed it to
Hannah, who passed it to Milo, who passed it to Madalynn, who passed it to Jordan, who passed it
to the person who Sharon could never remember his name so she and Madalynn called him the
fluffy hair dude because he had fluffy hair and he passed it to Mia, who finally passed it to Coach
Nate. Then they all got up, got a volleyball, and started passing it to themselves. Sharon only got
one before she dropped it
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Explain Why Whaling Should Be Banned Persuasive Essay
Whale Hunting Must Be Stopped
Imagine that you are a whale swimming peacefully in the ocean, minding your own business. Then,
all of a sudden, something sharp hits you, and digs into your skin. Then, another object hits you
again. The pain is very painful, but not enough pain to kill you yet. You keep getting hit by these
sharp objects, and your enormous whale body does not give up quite yet. When you get dragged up
onto this big boat, you know that you will be cut up into pieces and there is nothing you can do
about it now. This is what happens to hundreds of whales a year, and it is terrible. Therefore, there is
no reason for this nonsense of killing whales. Whale hunting must be stopped because consuming
whale meat is unhealthy, whales are becoming endangered, and there is no need to kill whales for
scientific reasons. ... Show more content on Helpwriting.net ...
Whale meat is back on the menu at about a sixth of Japan's public elementary and junior high
schools. Whale meat, because of ocean toxicity and whales massive size, has high levels toxins.
David Kirby, a professional journalist, also says "Whale and dolphin meat is also often loaded with
mercury. In 2011, the EIA purchased whale meat in Japan and found that one sample contains 21
parts per million of toxic metal, 50 times above Japanese safety limits." So if whale meat is so bad
for you, why does Japan still have whale meat on their menus? Japan says that it is an effort to pass
"traditional food culture" down to children. Japan's tradition of whaling has been going on since the
9th century, so it is a long tradition in their country that they want to keep alive. Not only is eating
whale unhealthy, it is also affecting the whale
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Southern Right Whales Population Analysis
The southern right whales' population has been changing and it went through a dramatically decline
in the late 19th century. Sail whalers hunted right whales throughout the southern oceans north of 50
degrees (Richards 2009). Also, the Soviet Union captured more than 3000 southern right whales in
the 19th century (Tormosov 1997). This was changed after they signed an agreement in 1935 for the
conservation of this species. Populations for this species is hard to estimate because despite their
enormous size, robust population estimates are very difficult to obtain. The results of this research
showed a positive change and an increase in population of this animal. The old population of the
19th century was around 3000 and the current population ... Show more content on Helpwriting.net
...
Based on this study, researchers can know what is the rate of fertilization and where mortality rate is
greatest, also they can use this population to create a model population to see what is the cause and
how they can prevent this. These results are important because it showed the evolution of the
population and it helped to see if minimizing the threats is an effective solution and how these
threats are affecting the right whales. Also, it can help assess the recovery of depleted populations,
evaluate conservation threats and also to use whales as indicators of the health of local ecosystems
(Fretwell 2014). Doing this study was complicated because the old population was not clear, and
assumptions had to be made, such as the population size at each class. Therefore, the sample size
can affect the end result. Also, assumptions had be made in the future population in regards of the
population in each age class, but it was based from a journal. The population will likely keep
increasing if the threats that this animal encounter are minimized. This study showed how the
population progresses and what rate but there could also be improvement in learning why southern
right whales prefer coastal warm waters to breed, also it would be interesting to find more research
in how these right whales communicate and transmit
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Killer Whales Research Paper
Ocean giants that have captured the imagination of humans for centuries, whales are among the
largest mammals on earth. This diverse group of animals has over 75 separate species, and are
considered by scientists to be some of the most intelligent animals on the planet. While modern
whales spend their entire lives in water, they are air–breathing mammals whose ancestors roamed
land millions of years ago. With so many interesting facts about whales, once question can be easily
overlooked: Do whales have (teeth)?
Whales belong to infraorder Cetacea, which includes two other ocean–dwelling mammals: porpoises
and dolphins. While all whales are carnivores, that doesn't mean all whales have (teeth). Scientists
divide whales into two different parvorders based on this phenomenon: Odontoceti and Mysticeti.
Whales that belong to parvorder Odontoceti are also called toothed whales. Toothed whales actively
hunt their food and are known to eat a wide variety of animals including sea otters, seals, sharks,
squid, and even other whales.
Killer whales are the largest member of the dolphin family.
All toothed whales, including orcas and dolphins, are born with a mouth full of teeth!
The largest species of toothed whale is the sperm whale.
Sperm whales have teeth that can weigh as much as a kilogram, but scientists ... Show more content
on Helpwriting.net ...
When a baleen whale finds food, it opens its large mouth and sucks in whatever it plans on eating
with large amounts of sea water in one of three ways. Gulp feeders wait until they have a full mouth,
then press their tongues against the baleen. The pressure pushes the sea water out, and its food gets
caught in the baleen like a giant strainer. Once all the water is removed, the whale swallows its food
whole. Skim feeders use a different approach, skimming along the surface of the water with their
mouths open to catch zooplankton. Bottom feeders plow along the seabed and use their baleen to
filter small invertebrates from the
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Nantucket Research Paper
Nantucket is a stretch of land that was formed from a glacier pushing up sand and sediment up and
pushing it for years and years at a time. This happening several times the glacier eventually melted
and what was left was the nantucket island itself but not an island yet just a hill coming up from the
land and then the glaciers all started to melt and the water surrounded the hill creating an island
which is known as nantucket. In 1659 the first english settlers from massachusetts and new
hampshire settled on nantucket and until 1692 it was part of new york it than became apart of
massachusetts. The fishing there was great because its position in the sea. WHaling started with the
occasional drift whale washing up on the shore and because they are prized for their oil the people
would cut them up and boil the blubber down to oil. The first expeditions for whaling were started
in the 1690's when settlers ... Show more content on Helpwriting.net ...
The island was diverse in every way except one. There were men of every color on this island
because the ships needed men to work them so when they went to ports in some islands some people
would jump ship and they would need new crew members so they would take the natives. While the
men were away the woman would run the island there was not one thing wrong with this system.
The social pillar was kept strong because the woman would raise the fatherless children and keep
the island's businesses running while the men would kill and boil down the whales to oil and bring
back even more men. The economic pillar was strong at this time because the amount of whale oil
being brought in brung enough money to the sailors except the cabin boys and common sailors who
would sometimes owe the ship. The only pillar not met was the environmental pillar because the
whales were slowly decreasing and this would make trips longer and harder to bring back
... Get more on HelpWriting.net ...
Information on the Distinctive White Beluga Whale
BELUGA WHALE
1) In 2009, a captive beluga whale rescued a diver during a free–diving competition. 2. Belugas are
gregarious and live in social groups of 2–25 individuals (the average group size is ten). 3. Belugas
are unique among cetaceans in that the vertebrae in their necks are not fused together. This gives
their heads added manueverability.
2) The beluga whale, or Delphinapterus leucas, is the only member of its genus. It shares the
Monodont family with one other species, Monodon monoceros, otherwise known as the narwhal.
They are in the sub–order Odontoceti, which contains 74 species, and the order Cetacea, which
contains 89. This in turn is part of the mammalian clade Cetartiodactyla.
3) Beluga whales are born dark gray, but within 8 years their coloration changes to a distinctive
white. The species sexually dimorphic, whith males roughly 25% larger than females. Males weigh
between 1,100 and 1,600 kg and are 3.5–5.5 m in length. Females range between 700 and 1,200 kg,
and between 3 and 4.1 m in length. They are Arctic and sub–Arctic, inhabiting the Arctic ocean and
its adjacent seas. Belugas are adapted to a range of habitats including open oceans, shallow coasts,
ice flats, and warm–water estuaries. Some populations migrate annually while others remain in an
area year–round. The global population is estimated between 60,000 and 80,000 individuals.
4) Belugas were once thought to live up to 30 years, but this is contested by a recent study that
estimated up to 70
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Cetaceans Stranding
Introduction Cetaceans have an important role in the structure and functioning of ecosystems. For a
long time, scientists have been studying their status, distribution, and seasonal abundance through
strandings. NOAA's National Marine Fisheries Services defines a stranding as a marine mammal
found dead on shore, alive on shore but unable to return to the water, or in a foreign habitat and
unable to return to its own habitat without assistance (http://www.ifaw.org/united–states/our–
work/animal–rescue/faqs–about–strandings). The reasons why cetaceans strand are still largely
unknown. The stranding of single animals is more likely to occur because the animal is ill, diseased,
or injured. Mass strandings involve two or more cetaceans that strand ... Show more content on
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Cetaceans use echolocation to make sense of their world and has only recently been of concern due
to the ability of dolphins to locate objects and discriminate objects based on size, shape, and
composition (Akamatsu, Nakaqawa, & Hatakeyama, 1995). Any disturbance in the form of sound
pollution could cause these cetaceans to mass strand because they are so dependent on sound as their
principal sense (Nowacek et al. 2007). Sound travels very efficiently underwater and so impacted
areas can affect thousands of square kilometers out. Most of the sound pollution in the ocean come
from underwater explosions caused by sonar, seismic testing caused by oil and gas industries, or
underwater sea quakes through natural events. The anthropogenic noises can cause deep–diving
populations like beaked whales to be threatened and abandon their habitat and surface rapidly.
Exposure to anthropogenic sounds negatively affect deep–diving cetaceans (Cox et al. 2006). There
are a number of hypotheses for the injuries in the cetaceans that stranded in areas of sonar exercises
like decompression sickness and behavioral
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The Makah Tribal Nation: Whaling In The Nineteenth Century
The Makah tribal reservation, held in Washington's most upper northwest corner, retained tribal
power throughout the past into the present. Throughout the centuries, whales have remained a key
aspect of the Makah tribal nation identity through cultural values and practices, compared to the
other Coast Salish nation tribes who valued fishing salmon and growing camas. The Makah in past
centuries actively hunted whales, and crafted goods (such as boxes, blankets, and other items) with
whales on them. Due to this, In the late 1900s, the Makah tribal nation sought to restore whaling
rights lost during commercial whaling in the nineteenth century. In the nineteenth century, The
Makah tribal nation had the intuition to speak to United State legislatures
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The Major Cause Of The Extinction Of Sea Cows Summary
In the reading, the author presents 3 theories about the major cause of the extinction of sea cow
which is a huge marine mammal lived on the coast of Siberia. However, finding all the explanations
questionable and implausible, the lecturer repudiates them and presents some evidence to the
contrary. At first, the author argues that the main cause of extinction would have been overhunting
sea cows by native Siberian people since sea cows were a favorable supply of food in a harsh
environment. Conversely, the lecturer brings up the idea that sea cows were massive creatures with a
long body. Owing to the fact that native Siberian populations were small, they would not have
needed to haunt a plethora of sea cows. Few numbers of these large animals
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Scientific Analysis of Killer Whales Essay
Scientific Analysis of Killer Whales
Scientific Classification:
Order & Genus. The scientific order of all types of whales is Cetacea. This large order is broken
down into three further groups as well: the toothed whales or Odontoceti, which includes killer
whales, dolphins, porpoises, beluga whales, and sperm whales, the baleen whales or Mysticeti,
which include blue whales, humpback whales, gray whales, and right whales, and the Archaeoceti
order, which are all now extinct. The genus of these species is Orcinus orca.
Family. The killer whale is the largest in its family of delphinid. Bottlenose dolphins, common
dolphins, and Pacific white–sided dolphins are included in this group as well. The scientific name
for this family is ... Show more content on Helpwriting.net ...
The population can be distinguished because killer whales travel in pods, or groups. The resident
pods can vary from as few as five to as many as fifty whales. The transient pod size varies from one
and seven individuals.
Physical Characteristics:
Size. Male killer whales average about twenty–two to twenty–seven feet and usually weigh between
8,000 and 12,000 pounds. The largest male ever recorded was thirty–two feet and weighed about
21,000 pounds. As a male approaches adulthood, it acquires the typical male characteristics: it gains
weight, and its pectoral flippers, dorsal fin, and flukes grow larger than those of females. Female
killer whales average about seventeen to twenty–four feet and usually weigh between 3,000 and
8,000 pounds. The largest female recorded was twenty–eight feet and weight about 15,000 pounds.
Body Shape. The killer whale has a sleek, streamlined body. Its physical characteristics are adapted
for life in an aquatic environment.
Coloration. Killer whales are easily recognized by their distinct coloration. The dorsal surface and
pectoral flippers are black, except for the area below and behind the dorsal fin. The ventral surface,
lower jaw, and undersides of the tail flukes are mostly white and the undersides of the tail fluke are
lined with black. A white "eyespot" is located just above and slightly behind each eye and a gray
saddle is located behind the dorsal fin. The distinctive coloration of
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The Cove Dolphins
Approximately 20,000 dolphins are killed legally every year and thousands more are sold
inhumanely in Taiji, Japan. The majority of these dolphins are sold to marine parks and aquariums
around the world. Louie Psihoyos and Ric O'Barry's eye–opening documentary The Cove raises
awareness about the gruesome killings of dolphins in Japan. Ironically Ric O'Barry feels that he
initiated this problem, as he was one of the first dolphin trainers/capturers in the 1960's for the show
Flipper. After witnessing the star, "Flipper the Bottlenose–Dolphin" commit suicide in his arms, he
became a marine activist, which led to the production of this documentary to stop the problem he
created. Louie and Rick expose the plight of the dolphin, the potential ... Show more content on
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The universal image of the dolphin portrays the illusion that dolphins are always happy because they
consistently appear to be smiling. This, however, is nature's greatest deception as it is simply the
shape of their mouth. Throughout the film the juxtaposition of the beauty of nature is harshly
contrasted with the ugliness of the underlying secrets of the industry in Japan and around the world.
The fishing industry is largest in Japan therefore that is where this movie was filmed. The captive
industry has become a lucrative billion–dollar worldwide trade, with all money made from the
exploitation, imprisonment and lifelong suffering of these living beings. A live dolphin captured for
a marine mammal park can be valued up to $200,000. The most shocking fact is that this is legal.
The International Whaling Commission outlawed commercial whaling in 1986, but dolphin hunts
remain legal. The film's impact was largely due to the emotional ties between O'Barry and dolphins.
Although the filmmakers are extremely biased, his convincing pleads for our help are strategically
made at the most emotional moments. He believes that bottlenose dolphins are being hunted the
most "The fishermen are searching for bottlenose dolphins like flipper". Luckily this type of dolphin
is not yet endangered but this
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Biographical Essay: Whale Researcher
"Mom I wanna be a whale researcher!" exclaimed Alaina Kelly who was a regular 12 year old girl
with a light coffee like brown hair who wanted to help whales. She found a company who wanted
12–18 year old people who would specialize in whales. One day she woke up and said, " I want to
work for that company.
She started studying all about the whales and worked so hard. She started taking classes to get into
the company and kept talking about how she was going to do that. Her teacher told her," You're
going to do great on the exam soon, you are going to join those kids who are working with whales
right now." "Thanks I'm going to work hard!" Alaina exclaimed. It was one more week until the
exam and she was never so nervous. Every time she tried to study, she would get too nervous
because the exam was coming up, sooner and sooner. She told her teacher," I'm too ... Show more
content on Helpwriting.net ...
It's now 11:30. "Thump thump thump" said her floorboards. She was walking even more intense
now that it was almost here. It was 12:01 and the mailman hasn't been here yet. There was a knock
on the door and she ran to the door. She opened it and saw her teacher. "Ahhh look at what I have, I
hold in my hand the letter from the whale company!" her teacher exclaimed. "Yayy let's open it"
Alaina exclaimed.
She slowly opened it and it read," Alaina Kelly we regret to inform you that you did not exceed the
company's expectations." Alaina's face darkened and began to cry. No don't worry you are very
talented and you just have to stand up for yourself." the teacher said.
She began to cheer up and decided that the next day she would go to the company and demand for
them to give her the job. She woke up the next morning and met her teacher outside because they
were going to go together. There was a knock on the door. she went to the door and opened it. It was
her teacher. They greeted each other and then took
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Essay On Cetaceans
Unlike others who may be writing on the medical aspects and applications of mammalian genetics,
such as specific types of cancer genetics or stem cell differentiation, my topic will discuss perhaps
the not as applicable, but by no means less interesting radiation, biodiversity, and phylogenetic
relationships among cetaceans. This topic is of major interest to me because of my fascination with
the origin and evolution of life on earth. When I was younger I had an ambition to become a
paleontologist and study prehistoric life, particularly dinosaurs. I am now a biochemistry and
genetics major, but my interest in paleontology is still very much present. The reason I chose
cetaceans rather than some other group or clade of mammal, is because ... Show more content on
Helpwriting.net ...
The ungulate hypothesis had morphological evidence based on cerebral blood circulation that
indicated a link between Cetaceans and Artiodactyls (even–toed ungulates).1 It was also
hypothesized that another group of extinct mammals, the mesonychids, were the direct ancestors of
modern whales. Mesonychids were a taxa of large and carnivorous ungulates. The evidence that led
to this hypothesis was based on the teeth of mesonychids being similar to the teeth of early whales,
called archaeocetes.1 Phylogenetic analyses done in the mid–2000s as well as the discovery of hind
limbs in archaeocetes that lived around the same time as mesonychids, have since shown this
hypothesis to be false; mesonychids, however, are considered still a sister group to the cetaceans.1,2
As mentioned above, phylogenetic analyses revealed that mesonychids were not the direct ancestors
of cetaceans. Similar phylogenetic analyses also revealed that the closest living sister group to the
modern cetaceans are the artiodactyls, which include animals like the giraffe and hippopotamus.
More specifically, a sister–group relationship was proposed between Cetacea and Hippopotamidae
by analysis of the cytochrome b gene sequences that included cetacean and Hippopotamus DNA.3
This analysis showed that there was a relationship between the two groups, but it would be deemed
artifactual due to factors such as convergent evolution due to a
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Bottlenose Dolphin Research Paper
The animal that I choose was Bottlenose Dolphin, but if you want it scientific name is considered as
a Tursiops. Bottlenose dolphins are mammals so they are warm–blooded just like human. There are
so many things to talk about this species like what they do during their environment and learn about
their life cycle. It is great that I am learning about my favorite animal and it turns out that dolphin
are never separated from their families. Bottlenose dolphins are very joyful that like kids would
want to swim with them and play around. There were so many species that I could name that are
dolphins, but my favorite is Bottlenose Dolphins. Males are considered as bull and females are
considered as cow, weird right. What I like is the babies are considered to name as pup or calf.
Usually dolphins are always in a group called pods or school. The Bottlenose dolphin is probably
one of the best–known species of dolphins.
How? There are always seen in zoo, ... Show more content on Helpwriting.net ...
They considered being in United States toward the Southern California to Chile, many are found in
Northern Japan to Australia. They also suspect that they live in Hawaiian Island. Some Bottlenoses
are also located in Europe to the Mediterranean and Black Seas. I know that for sure is that most
Bottlenose dolphin live in Florida too.
Bottlenose has to be a fast swimmer because it's considered them to indicate an exercise for them
and it is energy efficient for swimming. If they are put in a zoo they usually make people happy by
doing incredible tricks. Other who is in the ocean they usually use their speed and their flukes to
survive from their predator.
Bottlenose dolphins are just like human; they don't lay eggs, but give birth to live babies. Mother
gives birth after 12 months and then they remain with their mother for four year. They soon later live
on there own, but stays in a group. They live about 45 years, which long enough for them to
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Why Whaling Should Be Banned
Whaling is a practice that has been going on for a long time. Whales have provided many different
products over the years. Whale fat broken down for oil to light lamps. Whale bones were used at one
point to make the hoops in skirts for fancy dresses. Whale meat used for well, meat. Many activists
say that whaling is inhumane practice that should be stopped. In fact, commercial whaling is illegal
under international law and the only whaling that is allowed for, is scientific research whaling. So,
there is a grey area here that is under some controversy. Japan is in the center of this controversy, for
they are whaling in the name of scientific research, however they have a thriving domestic whale
meat market. Is Japanese whaling 'scientific research' or an illegal meat packing business? Japan
being an island nation has a long history of maritime industry, so that also includes small time
whaling. Japan started to do this industrial scale whaling operation right after World War 2 ended in
1945. I can see why Japan has been fighting against the international community on this issue. After
World War 2, Japan was devastated and meat or any source of protein was in short supply. The
Japanese people turned to whaling to make up for the shortages of meat. Whales are the biggest
animals on the planet thus they have a lot of meat on them. Whale meat has been entrenched into a
staple of their diet and culture. Buying whale meat to the Japanese is like an American buying a
steak.
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Toothed Whale Research Paper
Beaked whales, which often have dolphinlike snouts rather than blunt muzzles, typically dive
hundreds of meters or more to chase squid, fish, and other prey. But at least one ancestral species in
this group of toothed whales, also known as ziphiids, was cruising near–surface waters for its meals,
new evidence from newly described fossils suggest. Those remains–the first of any toothed whale to
also include fossils of its presumed prey, researchers say–were unearthed along the southwestern
coast of Peru last year. The rocks that entombed the partial remains of the whale (Messapicetus
gregarius, depicted in an artist's reconstruction, above) accumulated as sea–floor sediments between
8.9 million and 9.9 million years ago, other fossils in the
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Narwhal Poem
Narwhal
The ocean was still and smooth, like a black mirror reflecting ivory clouds and cyan shadows. In it,
a pale blue whale of immense size surfaced and swam gently, like a dropping tear on a cheek.
All the misery from around the world was drawn to the sea and formed its ripples. The whale
swallowed the grief silently, from the northeast to the southwest, and the world was quiet and
peaceful.
Over time, the whale could no longer bear and hold the sorrows inside his body. The pain
transformed and twisted into a long, grey tooth; it pierced through his forehead like a unicorn's horn.
One day, people saw this anguished whale from the shore. They were amazed by a creature they had
never seen before. They gazed at his splendid horn, and a strong greed grew inside of their hearts.
People took boats, wood, and anything that could let them float. They surrounded the whale and
trapped him, but the whale was too huge to be carried. So, they used thick ropes to hitch his head, ...
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The ocean was angry. It continued to move restlessly; it swept and devoured numerous lives.
Humans, however, were ignorant of the change.
Now, the horn hung in the centre of the city. People took pride in it and cheered, never knowing that
it was the pain of the whale.
Time passed by. A sailor was drowning in the fierce ocean from shipwreck. He struggled and tried to
stay afloat, but desperation and death were stronger than him. When he was ready to give, he saw an
island a short distance away. With his last ounce of strength, he swam to the island and pulled
himself onto the beach. He lay prone on the sand, and couldn't believe that he was still alive.
When he lifted his head up, the forest soughed in the breeze. The subtle comfort slowed his breath
and brought him an inner peace he had never felt before.
The sailor didn't know that the magnificent whale's body had floated up from the bottom of the sea
and transformed, creating the island that was now his
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Marine Mammal Bycatch Research Papers
Acoustic Pingers on Nets in order to reduce Marine Mammal Bycatch
A topic that is known for its controversy is the use of acoustic pingers on fishing nets in an attempt
to reduce marine mammal bycatch. While this idea seems appealing and has its potential benefits,
there are also drawbacks to the use of this kind of device as well. When a device such as the acoustic
pinger is invented, it is important to consider the various types of impacts it will have, especially in
terms of marine mammal species conservation.
The desired goal of installation of acoustic pingers on fishing nets is to notably reduce the amount of
marine mammal bycatch in fishing nets. While this is the immediate effect of the acoustic pingers,
potential long–term effects ... Show more content on Helpwriting.net ...
The purpose of these devices is to reduce such bycatch, but with every tool there are pros and cons,
positive and negative effects. When an acoustic pinger is put to use, all of these effects must be
considered too when a marine mammal is exposed to the noise emitted by an acoustic pinger:
potential for habituation, the "dinner bell effect", changes in swimming behaviors and respiration
rates, potential for change in echolocation behaviors, and the ideal frequency the pinger must have
to create avoidance from fishery nets. Change in behaviors of fish not targeted by the acoustic
pingers should still be taken into account as well upon use of these pingers. In addition, issues can
lie within how the acoustic pinger is handled by fishermen: inefficient usage and the potential for
equipment failure, along with varying degrees of willingness to use such a device on fishing trips
can greatly impact the reduction rates of marine mammal bycatch, and even create the risk of further
increasing bycatch rates when the goal was to lower them in the first place. Thus, while acoustic
pingers were built with good intentions at conserving marine mammal species in attempt to reduce
their rates as bycatch in fisherman nets, careful consideration must occur when putting one of these
devices into actual use, including analysis of impacts from the perspectives of the target marine
mammal species, the non–targeted nearby fish species, and the fishermen running the fishing nets.
The conclusion can be drawn that if acoustic pingers are put into use, they must be completely be
put into use as a full and not partial set of pingers on the net, high maintenance must be kept up with
to lower the chance of equipment failure, and the pingers must be specialized for certain marine
mammal species in order to produce optimal results of reduction of marine mammal bycatch. It
seems that the
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Speech On Dolphins
Imagine you are a dolphin swimming happily in the ocean with the other dolphins. Suddenly, you
hear something terrible, and that makes you feel extremely uncomfortable. You swim towards
somewhere "safe" to get away from that terrible sound. However, when you get in, you realize it is a
trap! You have been caught! You might be sent to an aquarium or killed to be made into sushi. This
unfortunate fate is not a dream, but it is a sad reality for hundreds of thousands of innocent dolphins.
They are endangered of becoming extinct and their main predators are us, humans. Our society
needs to do something to preserve and protect our precious dolphins. Dolphins should be saved
because they are an endangered species, it is cruel to kill such ... Show more content on
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Dolphins are smart animals that could recognize themselves when looking at the mirror, whereas
other species would think that they are looking at another animal that had the same looking with
them. Dolphins also have the ability of understanding the language the scientists made to teach
them. Scientists mostly use two main make up language to teach them. One of them is to use whistle
sound to tell the dolphins to do some actions or pick an objects. Another is giving simple questions
to the dolphins and to let them answer whether "Yes" or "No". The dolphins had an average of
seventy–five percent correct responses to the question. Dolphins use a feature called echolocation to
create acoustical pictures of their surroundings. Although it's very hard to see any evidence of an
external ear opening, they still have a strong hearing. They confused the scientists by having a small
ear opening, but a great sense of hearing. The inner ear of the bottlenose dolphins is adapted for
hearing ultrasonic frequencies far beyond the range of human hearing. The bottlenose dolphins'
hearings are well over 100Hz, which is even greater than the hearings of the
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Research Paper On Dolphins
Toulong Herr
Wed 3:00pm–5:50pm SALAS
What's in a voice? Dolphins do not us voice cues for individual recognition
August 8 2017
Dolphins lacked voice cues which may have led to how they learned to use distinct signature
whistles. Dolphins use these distinct signature whistles to recognize each other. The researchers
study was on the bottlenose dolphins in the Sarasota Bay, Florida, USA. They were looking for if
dolphins react to the sounds of signature whistles from other dolphins. If they did, maybe the
dolphins do use voice cues. From the study, the results were that the dolphins didn't respond
differentially. The dolphins didn't respond to the speaker by not having as much head turns and to
non–signature whistles.
The article lists eight different species of dolphins but the dolphin that was experimented on was ...
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The mean of the number of head turns to whistles of related versus whistles of unrelated was 10.8 to
12.1 respectively.
The significance of this research is that it told us that dolphins do not use voice cues as a part of
their communication. I would fund this research because this is another step of learning more about
how dolphins use their signature whistles to communicate. One thing that might have been done to
make it better was maybe trying the experiment with different age of dolphins to see if the voice
cues are used at a younger age or older. The part of the study I didn't understand was how the
whistles were different on the examples. I could see that over a time period the frequency changes
but how does it sound.
The researchers should look into if male dolphins have a different result listening to whistles from to
male or female whistles. Also experiment with the female dolphins. An idea I have is have offspring
dolphins in an experiment if they have more head turns to a male whistle or female
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Blue Whale Persuasive Speech
The blue whale uses baleen in order to filter the speech. The blue wales are the largest vertebrate
animal. In a study that was reported on May 24 in Proceedings of the Royal Society B, Nicholas
Pyenson, the museum's curator of fossil marine mammals, and collaborators Graham Slater at the
University of Chicago and Jeremy Goldbogen at Stanford University, went back and found the
evolution of the size of whales in over thirty million years of history. They discovered that the huge
whales showed up along multiple branches in the family tree roughly two to three million years ago.
A reason for whales having those bigger body sizes is that by the increase of ice sheets located in
Northern Hemisphere, whales had to change the way they ontaimed food
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A Case Of Nuturant Care : Adoption Of A Presumed Delphinus...
SHORT COMMUNICATION
A novel case of nuturant care: Adoption of a presumed Delphinus calf by bottlenose dolphin
(Tursiops truncatus) in Far North waters, New Zealand.
CH Petersa* and KA Stockina aCoastal–Marine Research Group, Institute of Natural and
Mathematical Sciences, Massey University, Auckland, New Zealand
Worldwide inter–specific behavioural interactions in the order Cetacea are diverse and often
complex. Epimelatic care can be described as nurturant or Succorant in nature. Adoption can be
classified as nuturant behaviour, however very few examples of nuturant adoption have been
reported among wild cetaceans and even less between species. During routine dedicated transect
surveys, an adult female bottlenose dolphin (Tursiops truncatus) was found in the presence of a
young common dolphin calf that did not appear to be her own. This mother–calf–like relationship
lasted 9 months until the mother was sighted on multiple occasions without the calf. This paper
describes repeated behavioural observations of apparent inter–specific association, and discusses the
"type" and potential function of this interaction.
Key Words: adoption, epimeletic care, nurturant behaviour, succorant behaviour, allomaternal care,
allomother, alloparental, inter–species, bottlenose dolphin, Tursiops truncatus, common dolphin,
Delphinus spp., Bay of Islands, New Zealand Introduction
Inter–specific behavioural interactions in the order Cetacea are varied and often complex, including
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Scenes Of Seaworld
Cassandra Simpkins
English 3
14 December 2015
Research Paper Format of the Essay
Behind the Scenes of SeaWorld
In SeaWorld parks everywhere today, SeaWorld has marine animals in tanks and aquariums, people
like PETA believed that the animals are in captivity and only used for entertainment but people, like
SeaWorld supporters also say they are in a healthy environment and safe. Throughout this essay,
facts will show both sides of the argument, if either SeaWorld is really 'sea jail' or if it's a safe place
for marine animals. SeaWorld has marine animals in tanks and aquariums and has dolphin and
whale shows for the entertainment. SeaWorld is said to be very fun and entertaining and the whales
look happy from their supporters but ... Show more content on Helpwriting.net ...
Based on this statement the winning side is believed to be PETA and their supporters. I have learned
that SeaWorld is really a world of hurt and a sea prison, the animals are not treated right and have to
be forced to live this captive life. PETA is more convincing because they have true on facts that have
happened and know more than the workers at SeaWorld it seems like, even the trainers didn't and
still don't know anything about these
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Argumentative Essay On Whaling
An Exemption For Whaling
For this week's written assignment, I have chosen to address the Norwegian and Japanese positions
on permitting whale hunting as a cultural exemption. As someone who was born in Norway, and has
visited several whaling towns, I feel that I have some idea of the importance of whaling to
Norwegian cultures and national identity. Although Japan is culturally and geographically a very
different place to Norway, I feel that the importance of whaling to both cultures provides some
similarities between the two nations.
1. Do you agree with the Norwegian and Japanese position on permitting the hunting of non–
endangered species of whales as a cultural exemption?
I find this particular question a difficult one to answer. Whaling is a notoriously cruel method of
hunting – "there is no humane way to kill a whale at sea. Many die a slow, painful death" (Whale
and Dolphin Conservation, n.d.). There is also concern from whale scientists about the effect of the
hunting of whales on whale communities and populations (Whale and Dolphin Conservation, n.d.).
It cannot be denied that whaling is an inhumane process, with serious repercussions for the whale
species.
However, I do feel that Norway and Japan should be able to exercise their right to self–
determination (as expressed in the UN's Universal Declaration of Human Rights). Both countries
argue that whaling is crucial to several of their local communities. The North Atlantic Marine
Mammal Commission states
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Why Commercial Whaling Should Be Banned
Commercial whaling should be banned because they could become extinct and can also stop the
process of making the ocean better for other animals. By over whaling, the increase of whaling,
would then decrease in one rapaid movement and also will be causing the water to be polluted. Even
though the whales have been killed centuries ago, it hasn't caused ecological damage due to our un–
advanced technologies. Later on, hunting materials start to evolve between the 17th and 20th
centuries where whales today are killed greatly from the increase of globalized commercial
whaling.Therefore, it causes many species of whale not to be recovered from whaling ever since.
Furthermore, an Anti–whaling group called Greenpeace have estimated that there's only
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Persuasive Speech On Whaling
Known for being the main attraction at SeaWorld, whales are often admired by tourists and locals.
Some may call whales fish, but they aren't, whales are considered mammals due to the fact that they
breathe air. They're apart of the group called Cetaceans which also includes dolphins and porpoises
and they can be found throughout many oceans. We hardly shed light on commercial whaling
because it doesn't seem to affect us as humans; however, knowing that we could be the solution to
this problem may change many views on this horrid topic. Whales have many different species, but
the biggest of them all is the Blue Whale weighing in at about 150 tons and growing up to 110 feet
long. "The earliest record of whaling as an organized business is dated about 875", these aquatic
mammals have been hunted for thousands of years now. In the 20th century, they often hunted
whales for their blubber, oil and wax, most of which were important ingredients for many things like
soap, lamps and lipstick. A list of endangered species includes whales such as, Bowhead whales,
Gray whales, Blue whales, Humpback whales, Right whales, Sei whales, Beluga whales, Finback
whales, Sperm whales, etc. Not only has whaling, the act of killing whales for their resources,
affected the list of endangered species, but so has the loss of their territory. Certain species like the
Beluga have become endangered due to the loss of habitat as mankind has corrupted their territory.
Whaling started off with the crewman on a ship rowing themselves in a separate boat towards the
whale. Once they were close enough, they would throw a harpoon attached to a long rope and
impale the whale. The long rope was necessary to tire out the whale as it tried to swim away,
dragging it back and killing it with lances. But times have changed and so has technology, in today's
society, the weapons they used before have improved drastically. The harpoons are mechanically
propelled meaning, they explode on impact. Whales that were too fast for the hunters are now
subjects to kill. The International Whaling Commission (IWC), has changed commercial whaling
since it was created in the 1940s. If commercial whaling were to go unchecked, unregulated hunting
of whales would've
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Hunting Whales Research
Countries should be permitted to hunt some species of whales. Hunting whales is a tradition that has
been around for hundreds of years. The problem now is that Japan, Norway and even Iceland are are
hunting whales under the pretense of scientific purposes. (The Truth about 'Scientific', 2016) There
should be an exemption that also has regulation in order to protect the whale population. Each
nation is setting their own standards of how many they can hunt, and if the rest of the world is
concerned with their practices, then coming to a compromise should be something to visualize for
the future. Since Norway and Japan are not cooperation in stopping the hunting of whales, a
compromise should be reached. Not only for the sake of the whales, but ... Show more content on
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"Young people don't get jobs with the fisheries, because it's very hard and doesn't pay well."
(Phelan, 2013) It is very important to look at the big picture when it comes to determining the
validity of the Norwegian and Japanese claims. On one hand, the countries should be given the
opportunity to reach a compromise with the international law. On the other, they should also accept
where popular opinion is headed. Like human sacrifices, not every cultural activity is going to stay
around forever. To please everyone, the compromise should be transitional. Eventually, whaling is
going to lose its market. Today, the small fishing villages are not making much money. Only the old
are involved with whale hunting, but that culture is not being handed down to the
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Development and Composition of Middle Ear Structures of...
DEVELOPMENT AND COMPOSITION OF MIDDLE EAR STRUCTURES OF
BALAENOPTEROIDS (CETACEA, MYSTICETI): IMPLICATIONS ON FOSSIL CETACEAN
PALEOECOLOGY AND BIOLOGY
KERR, Tyler J., University of Wyoming, Laramie, WY, United States, 82071
BACKGROUND
Whales (Cetacea) are unique among mammals in that they possess exceptionally dense,
pachyosteosclerotic tympanic bullae1. Along the margin of the bulla is a highly mineralized,
extremely dense wall of bone called the involucrum that serves as a special adaptation to life in the
sea and as a means to facilitate sound reception and directionality underwater2,3,4. Moreover, this
cetacean synapomorphy plays an important role in distinguishing its members from the ancestral
terrestrial artiodactyls from which whales diverged5. When cut into cross–sections, the involucral
region of the tympanic bullae in many mysticete (baleen whale) lineages reveals three easily
distinguishable 'zones' of concentric laminar growth. Here we hypothesize that these three distinct
zones identified along the length of the tympanic bullae are capable of recording life history events
during early development, when the cetacean tympanoperiotic region is known to be rapidly
ossifying6. We propose that the innermost zone (1) represents rapid in utero growth, the
intermediary zone (2) represents rapid birth and postnatal development, and the outermost zone (3),
markedly thinner, represents slower, more lamellar development from weaning on through
adulthood.
Literature
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Whales Evolution Research Paper
The earliest whales were land animals with long skulls and carnivorous teeth. Analysis of whale
skulls showed major morphological changes, including changes to the skull size, shape, teeth, and
nostrils. Fossil evidence shows that the trait of interest, the nostrils, can be found on fossils of the
earliest whales, dating back to about 50 million years ago. Evolution occurred multiple times since
then, each time resulting in the nostrils migrating further back on the skull. Eventually, the pair of
nostrils positioned itself right on top of the head. These nostrils are the blowholes we see positioned
on top of modern whales today. In addition, another momentous change in the nostrils occur when
order Cetacea splits into Mysticetes and Odontocetes. Suborder Mysticetes ... Show more content on
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The first is that early whales had nostrils located at the rostrum, and as they transitioned back into
water, evolution occurred and the nostrils migrated to the top of their head because it was more
favorable for underwater life. This allows whales to remain submerged in water while only revealing
their nostrils for gas exchange. Additionally, it can be hypothesized that the Odontocetes gave up
one blowhole to develop highly modified tissues designed for the production and transmission of
echolocation and communication sounds. Right whales (Mysticetes) on the other hand, obtain food
through filter feeding, a technique that does not require the same echolocation feature used by dwarf
sperm whales for hunting purposes. Therefore, they have no use for highly modified tissues. Natural
selection only selects for traits that are beneficial to the organism, and therefore instead of a trade–
off between a blowhole and modified tissues, right whales "retain both blowholes and use it
primarily for air breathing and perhaps olfaction. Having the two blowholes allow for an increase in
airflow, increasing the intake of air in a shorter
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Wind Whale Biomimicy Project
Biomimicry – Wind Whale
The animal that my partner and I chose was the Humpback whale because we want to design a
windmill. A windmill converts the energy of wind into rotational energy by using blades. Windmills
are very practical because they reuse wind energy which is pollution fee, they're also much cheaper
to produce and maintain than other energy producers Typically fins are straight and sharp but the
Humpback whale has tubercles, which is a warty outgrowth on the bone, on their fins that allow
them to become better and agile swimmers. The tubercles are placed on the front edge of the fin. By
creating a windmill that is structured the same way that the fins of the Humpback whale are, the
blades will become much more efficient. Frank
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Conservation Of Whale Carcass
While the Japanese government justifies these actions by claiming that the research they are
performing is ultimately for better management and conservation of cetaceans, these hunts are
unnecessary. Instead of killing whales to perform these tests, there are non lethal research methods
that could be used instead. According to the Japanese Whale Research Program under Special
Permit in the Antarctic, also known as JARPA II, the data that they collect includes the monitoring
of whales and krill abundance, the feeding ecology of whales, the effects of contaminants on
cetaceans and their habitat, competition among whale species, and elucidation of temporal and
spatial changes in stock structure (2016). Although this research is important, all ... Show more
content on Helpwriting.net ...
The Faroese only perform the yearly hunt, or grindadrap, if all of their conditions are met. In a
National Geographic article by Jane Lee in 2014, the grind only happens if the animals are close to
shore, and this has to occur on one of their 23 pre–approved beaches. The weather and waves have
to be calm enough and there have to be enough participants. None of the species that the Faroese
target are endangered and they try to cut through the neck and break the spinal cord so that death
occurs quickly. While tribes such as the Faroese adhere to these unspoken rules on ethics, there are
Japanese groups that do not adhere to these ethics and want to take advantage of the subsistence
whaling plan. The Japanese largely do not perform the hunts on a small, aboriginal scale anymore,
but have industrialized the whole process and simply wish to be granted higher quotes to hunt more
whales. This brings into focus the ethics of the hunts. In an essay by Paul Watson, cetaceans are
extremely intelligent creatures that share much more similarities with humans than previously
thought (2014). Whales have highly developed brains, are able to show a variety of behaviors that
can be associated with certain emotions, can discriminate humans from prey or other sea creatures,
and exist in highly developed social circles. They share more similarities with humans than
previously thought and deserved to be treated with this regard in mind. While some aboriginal
hunters
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Yangtze Finless Porpoise
In China, laws have been passed that prohibit electro–fishing and rolling hooks among other gear
and China has banned fishing in the lower and middle regions of the Yangtze from April to June in
hopes of allowing the population to replenish itself. However, most illegal fishing still occurs. Of
course the ESA (Endangered Species Act) also protects the porpoise, but it is also protected by the
IUCN (International Union for Conservation of Nature) It is on their Red List to spread awarness
and the Yangtze River has established marine protected areas ( MPAs). Alas, the future still seems
bleak for the Yangtze Finless Porpoise.
Since 2002, WWF has reconnected more than 40 floodplain lakes to the main stem of the Yangtze
River to restore seasonal ... Show more content on Helpwriting.net ...
*It is known best in China for it's silly, permanent grin.
*It was never actually hunted by humans on a large scale, but it is still nearly extinct. This
demonstrates the fact that humans have large impacts on every animal, regardless of direct
interference.
K–selected Species: The Finless Porpoise has one calf at a time that is nursed for 6–15 months at a
time, during which the mother teaches the baby how to survive. They live in small pods or pairs and
live up to 25 years. Late Loss Species: They reach sexual maturity at about 6 years old, and would
live long if they were not an endangered species as most died from old age naturally and individuals
do not reproduce quickly or numerously.
The Yangtze River Porpoise or the narrow–ridged finless porpoise is a small aquatic mammal that
can be found exclusively in the Yangtze River.
It is one of six species of porpoise and belongs to the group Cetacea, which includes all species of
whales, dolphins and porpoises that are split two subgroups, the toothed whale and baleen whale
mainly based on the difference between feeding styles.
This porpoise falls under the toothed whale group because it feeds with
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Whales are some of the ocean’s most fascinating amphibious...
Whales are some of the ocean's most fascinating amphibious beings. They possess highly acquired
communication skills and are believed to have an intelligence level equal to, and in some species,
surpass that of the human brain. The biological, anthropological, and marine educational
communities have studied the whale in a way that sheds light onto the studies of evolution as well.
Yet, there are industries that subject these animals to captivity, hindering the natural development of
these animals. Of all the communities contributing to the protection and study of the whale, there is
one tipping the scale towards exploiting it for profit: The entertainment industry. Above the zoos and
aquariums, who are just as guilty of exploiting animals ... Show more content on Helpwriting.net ...
Living conditions for the whale are not up to par for what is required even for the smallest of orca
calves. Due to the small living constraints, animals feel claustrophobic resulting in mental health
side effects such as psychological trauma. These living conditions also play a factor in captive
whales' life expectancies. Finally, SeaWorld's public image of the business is to prevent the practice
of whaling, creating a scapegoat by claiming they do not endorse its activities. However, SeaWorld
also requires healthy, big whales sustainable for a number of decades. SeaWorld's solution is to have
a continuous supply of reproduction through insemination and inter breeding with other parks
outside of their San Antonio, San Diego and Orlando locations. Since the release of CNN
documentary Blackfish, much has been said about the life expectancy statistics informed to the
general public by SeaWorld parks, claiming an average life expectancy for all whales from 20–30
years. According to several studies published in scientific journals, average mortality rates for
captive whales are three times higher than in the wild (Parsons). Based on 14 years of American and
Canadian research, Olesiuk et al. 1990 concludes "females mean life expectancy is 50.2 years with a
maximum longevity of about 80–90 years...Males have a mean life expectancy of 29.2 years and
have a maximum longevity of about 50–60
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Persuasive Essay On Dolphins
The Interesting Dolphin
Many people know those cute, funny, intelligent animals that are known as dolphins, right?
There are so many interesting things about them. Dolphins have been around for about 15 million
years now. They're extremely intelligent, probably even more intelligent than us humans. Dolphins
are becoming endangered because of humans and many don't know that. They are known as the
oceans most kind animals.Dolphins have originated millions of years ago,are extremely
endangered,and are becoming endangered.The most important thing to know about dolphins would
probably be how they originated because without that those cute aquatic mammals wouldn't even
exist. Dolphins have been around a lot longer than humans. They originated about 50 million years
ago. The most common dolphin, being the bottlenose dolphin, has been around for 15 million years.
Surprisingly, dolphins originated from members of the cetaceans group. Cetaceans used to be land
mammals but evolved into being aquatic mammals. In From Land to Water it stated, "The transition
from land to water is documented by a series of intermediate fossils from India and Pakistan." This
research helps prove how they used to be land mammals but evolved to live in the ocean. Dolphins
are one out of many aquatic mammals who need oxygen, but they need water in order to live.
Believe it or not, dolphins are somewhat related to hippos, camels, deer, cattle, and giraffes. In From
Land to Water, " Many features that are
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Vaquita Research Paper
When you hear the name vaquita, you probably think about the word "cow" or "small cow" in
Spanish, but the truth is there is an animal out there named that in English, and their numbers have
been dropping treacherously low. Also known as the Gulf of California Harbor Porpoise, or by it's
Latin name, Phocoena sinus, as well as cochito or desert porpoise, this cetaceans resembles a
dolphin, having the same sleek, grey dorsal surface, it's only distinguishable feature being it's flat or
rounded face and dark areas around the eyes and mouth, making it look like it has a short beak.
Newborn offspring have a much darker coloration. Vaquitas are relatively small in size, adults being
5 feet long, which is about the high of the average teenager in the United States, while offspring are
about the size of a large human baby or a small toddler. An adult vaquita weights up to 120 pounds.
... Show more content on Helpwriting.net ...
Since not very much is known about vaquita's reproductive behaviors, it is believed that vaquitas
become sexually mature as early as 3 years of age, but most commonly at 6. Females give birth to
one calf approximately every two years. Mothers nurse their offspring for 6 to 8 months, and then
left when they are strong enough. Vaquitas are carnivorous, feeding on different types of lagoon fish
and other marine animals. They use echolocation to track down their dinner, which includes species
from demersal (flatfish, manta rays and flounders) and benthic (crustaceans) zones, teleosts
(croakers, sea trout and grunts) as well as squid and other smaller fish. Vaquitas are native to the
northern Gulf of California, staying around the gulf's shallow areas, though swimming away when a
boat approaches. They are the only porpoise found in such warm temperatures
... Get more on HelpWriting.net ...

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Dolphin Slaughter Persuasive Essay

  • 1. Dolphin Slaughter Persuasive Essay Jasmine Ford Mr. Kidd Philosophy 2306 April 28, 2018 Killings in Japan Did you know annually 1,000 or more dolphins are killed by fisherman in Taiji, Japan for meat and monetary needs? Given a set quota from the Japanese government the fishermen can host their notorious annual dolphin hunt from September until March. With a quota of a little under 2,000 dolphins', fishermen are allowed to hunt various species that are killed either for meat or sold to marine parks. To help bring attraction to this horrific dolphin hunt the Oscar–winning film The Cove, was produced with graphic footage of dolphins being slaughtered, shocking people all around the world. Activist have debated the towns pursuit of dolphins for human consumption and entertainment. This debate resulted in a protest so strong it ... Show more content on Helpwriting.net ... Even though they are under international scrutiny fishermen are still able to hunt. The family of the fishermen are still reaping the benefits from either the dolphin meat or the sales of the day. Japan still using the defense of killing aquatic animals for scientific research. And the environment is still affected by the loss of thousands of dolphins. But, through all the awareness on Taiji community's dolphin hunting, the dolphins are the ones that suffer the most. Those that are lucky and get away must fend for themselves without their pod mates, this usually makes them easier for predators to kill them. The surviving dolphins are forced into the training/export business to supply the demand of swim–with programs and dolphin arias around the world. Those that are captured for killing, are killed by the slit to their throats, a metal pin into the neck, or metal rods into the spinal cords. These methods are not up to date to the technique used in slaughterhouses. Slaughterhouses uses a method that kills instantly whereas, Taiji method induces paraplegia that leads to death by trauma and gradual blood ... Get more on HelpWriting.net ...
  • 2.
  • 3. The Taagic Story of Dolphin Mistreatment Ever since I was young, I was always fond of the ocean. The waves that the sea created intriqued me and the animals that lived underwater were even more unbelievable. I found the dolphin to be extremely fascinating. Since the first time I saw one while surfing at my local beach, Manly, I was hooked. What I didnt know was the horiffic story behind those playful creatures I saw at aquariums every year. Whether it be on a primary school excursion or a family outing with my family to the aquarium, those "happy" looking creatures beyond the glass where no more than abused animals living a nightmare. So where did they come from? After much research, I found that the countries contributing most to dolphin killing where located in Asian countries in particular Japan. As you can see in the following chart showing whaling distribution throughout the globe, Japan is a hotpot for dolphin hunts. Because the dolphins can be sold to marine parks and butchers across the country for such good money, fisherman in the Region of Taiji (an area with large influxes of marine mammals), kill them annually. Other regions such as Guinea and other Pacific Islands have openly admited that Japan had been financially aiding them to undertake dolphin kills. Whats most appauling is the way in which the dolphins are killed. The Tiaji Fishing Cooperative in southeastern Japan have put numerous efforts into methods that kill the dolphin quickest in the hope that more killings means more profit. The ... Get more on HelpWriting.net ...
  • 4.
  • 5. Anthropogenic Waves Rays of pale sunlight pass through a gradient of cerulean blue. The wide–open space seems almost eerie until a humpback whale gently swimming sings his song, and the space fills with wonder, that is until there is a disturbance. Cetaceans evolved to use sound as their way of sensing the environment, navigating, foraging, and selecting mates. Anthropogenic sounds have negative effects on marine life. Humans produce their own underwater sounds through activities such as aircraft over flights, boats and ships (vessels), tourism, stationary offshore activities, air gun firing, sonars, explosions, and methods to control movement of marine life (W. Johnson Richardson and Bernd Würsig, 1997). Many studies have discovered vessels to be the main contributor ... Show more content on Helpwriting.net ... Killer whales utilize calls, clicks, and whistles for navigation and foraging (Juliana Houghton et al., 2015). Availability and quality of prey, contaminants, and disturbance of anthropogenic noise are major threats to this endangered whale. The killer whales in the Salish Sea were studied as part of a larger ongoing project to understand vessel noise and its affects in more detail. This study used a new version of digital acoustic tag technology. These tags contain two hydrophones that record all underwater sounds (I will discuss this more further on). Vessel speed was found to contribute the most to anthropogenic noise on this killer whale population. This study can help managers regulate the speed restrictions of vessels in order to help this endangered whale species. Again, we have confirmation that vessels are the primary anthropogenic noise affecting cetacean ... Get more on HelpWriting.net ...
  • 6.
  • 7. Whaling Persuasive Speech Whales do not have our names on, so what makes people think it is acceptable to eat them, sell them and use their skin for our pleasure. Whales belong to the order cetacea, this includes porpoises, dolphins and whales. Whales are split into two different types being baleen and toothed whales. Baleen are the largest species of whale. With whales being the largest animals on planet, killing them is not an easy task with this making many people more encouraged to kill. Whales breathe air into lungs like all animals and are also warm blooded. They feed their young milk and have very little hair. Their tail fins also known as flukes allow themselves to glide through the water. Most species' of whales have a fin on their backs which is also known ... Show more content on Helpwriting.net ... Supposedly, in Japan, the whales are killed for their meat for science however they were instead being sold in food markets or even given away for free to hospitals and schools. This encourages the consumption of whale meat. The Japanese kill many different types of whales for example, 200 minke whales, 100 sei whales, 50 bryde's and 10 sperm whales under scientific research. There is also Norway, which didn't respect the IWC ban until 1993 as they continued hunting for minke whales. Norway has a fixed number of whalers its whalers are permitted to kill for commercial reasons. However, this number has rose from 671 in 2002, to more than 1,00 today. Norway are currently hunting a higher amount of female minke whales in the North Atlantic which could put their long term survival in severe danger. Iceland is another country which has had and still does whaling. Like Japan, they conducted a 'scientific' whaling programme and later it withdrew from the IWC. Iceland later re–joined in 2004 and they spoke out in the objection of the whaling moratorium. Iceland targeted minke and fin whales when they continued with commercial whaling in 2006. However in 2010, whalers from Iceland, also known as icelandic whalers killed 148 endangered fin whales and 60 minke whales. For countries such as Greenland, they have historically been given an Aboriginal Whaling Quota by the IWC allowing them to ... Get more on HelpWriting.net ...
  • 8.
  • 9. Descriptive Essay About Volleyball Days Volleyball Days Have you ever had a thought where when you sign up for something you're like, this will be a great idea! And then when you actually do it you think, why did I do this? Sharon has. She signed up for a beach volleyball camp that would last for two hours a day for a week. The she thought to herself "No, anything worth trying worth trying once is worth trying again." After all, Sharon had once tried a normal volleyball camp once before and that had worked out fine. After she and Madalynn, (who was also doing it) had met the coaches and until everyone had come they did some exercises to warm up and got ready for the first task. After everyone did the stretches they started the first task, seeing dolphins and whales. No seriously. Instead of starting the first someone noticed some whales and dolphins and they watched them for a few moments before starting the real first task which was a name game. Coach Chelsea grabbed a volleyball and first introduced herself and then passed it to Natalie, who passed it to Sharon, who passed it to Cameron, who passed it to Hannah, who passed it to Milo, who passed it to Madalynn, who passed it to Jordan, who passed it to the person who Sharon could never remember his name so she and Madalynn called him the fluffy hair dude because he had fluffy hair and he passed it to Mia, who finally passed it to Coach Nate. Then they all got up, got a volleyball, and started passing it to themselves. Sharon only got one before she dropped it ... Get more on HelpWriting.net ...
  • 10.
  • 11. Explain Why Whaling Should Be Banned Persuasive Essay Whale Hunting Must Be Stopped Imagine that you are a whale swimming peacefully in the ocean, minding your own business. Then, all of a sudden, something sharp hits you, and digs into your skin. Then, another object hits you again. The pain is very painful, but not enough pain to kill you yet. You keep getting hit by these sharp objects, and your enormous whale body does not give up quite yet. When you get dragged up onto this big boat, you know that you will be cut up into pieces and there is nothing you can do about it now. This is what happens to hundreds of whales a year, and it is terrible. Therefore, there is no reason for this nonsense of killing whales. Whale hunting must be stopped because consuming whale meat is unhealthy, whales are becoming endangered, and there is no need to kill whales for scientific reasons. ... Show more content on Helpwriting.net ... Whale meat is back on the menu at about a sixth of Japan's public elementary and junior high schools. Whale meat, because of ocean toxicity and whales massive size, has high levels toxins. David Kirby, a professional journalist, also says "Whale and dolphin meat is also often loaded with mercury. In 2011, the EIA purchased whale meat in Japan and found that one sample contains 21 parts per million of toxic metal, 50 times above Japanese safety limits." So if whale meat is so bad for you, why does Japan still have whale meat on their menus? Japan says that it is an effort to pass "traditional food culture" down to children. Japan's tradition of whaling has been going on since the 9th century, so it is a long tradition in their country that they want to keep alive. Not only is eating whale unhealthy, it is also affecting the whale ... Get more on HelpWriting.net ...
  • 12.
  • 13. Southern Right Whales Population Analysis The southern right whales' population has been changing and it went through a dramatically decline in the late 19th century. Sail whalers hunted right whales throughout the southern oceans north of 50 degrees (Richards 2009). Also, the Soviet Union captured more than 3000 southern right whales in the 19th century (Tormosov 1997). This was changed after they signed an agreement in 1935 for the conservation of this species. Populations for this species is hard to estimate because despite their enormous size, robust population estimates are very difficult to obtain. The results of this research showed a positive change and an increase in population of this animal. The old population of the 19th century was around 3000 and the current population ... Show more content on Helpwriting.net ... Based on this study, researchers can know what is the rate of fertilization and where mortality rate is greatest, also they can use this population to create a model population to see what is the cause and how they can prevent this. These results are important because it showed the evolution of the population and it helped to see if minimizing the threats is an effective solution and how these threats are affecting the right whales. Also, it can help assess the recovery of depleted populations, evaluate conservation threats and also to use whales as indicators of the health of local ecosystems (Fretwell 2014). Doing this study was complicated because the old population was not clear, and assumptions had to be made, such as the population size at each class. Therefore, the sample size can affect the end result. Also, assumptions had be made in the future population in regards of the population in each age class, but it was based from a journal. The population will likely keep increasing if the threats that this animal encounter are minimized. This study showed how the population progresses and what rate but there could also be improvement in learning why southern right whales prefer coastal warm waters to breed, also it would be interesting to find more research in how these right whales communicate and transmit ... Get more on HelpWriting.net ...
  • 14.
  • 15. Killer Whales Research Paper Ocean giants that have captured the imagination of humans for centuries, whales are among the largest mammals on earth. This diverse group of animals has over 75 separate species, and are considered by scientists to be some of the most intelligent animals on the planet. While modern whales spend their entire lives in water, they are air–breathing mammals whose ancestors roamed land millions of years ago. With so many interesting facts about whales, once question can be easily overlooked: Do whales have (teeth)? Whales belong to infraorder Cetacea, which includes two other ocean–dwelling mammals: porpoises and dolphins. While all whales are carnivores, that doesn't mean all whales have (teeth). Scientists divide whales into two different parvorders based on this phenomenon: Odontoceti and Mysticeti. Whales that belong to parvorder Odontoceti are also called toothed whales. Toothed whales actively hunt their food and are known to eat a wide variety of animals including sea otters, seals, sharks, squid, and even other whales. Killer whales are the largest member of the dolphin family. All toothed whales, including orcas and dolphins, are born with a mouth full of teeth! The largest species of toothed whale is the sperm whale. Sperm whales have teeth that can weigh as much as a kilogram, but scientists ... Show more content on Helpwriting.net ... When a baleen whale finds food, it opens its large mouth and sucks in whatever it plans on eating with large amounts of sea water in one of three ways. Gulp feeders wait until they have a full mouth, then press their tongues against the baleen. The pressure pushes the sea water out, and its food gets caught in the baleen like a giant strainer. Once all the water is removed, the whale swallows its food whole. Skim feeders use a different approach, skimming along the surface of the water with their mouths open to catch zooplankton. Bottom feeders plow along the seabed and use their baleen to filter small invertebrates from the ... Get more on HelpWriting.net ...
  • 16.
  • 17. Nantucket Research Paper Nantucket is a stretch of land that was formed from a glacier pushing up sand and sediment up and pushing it for years and years at a time. This happening several times the glacier eventually melted and what was left was the nantucket island itself but not an island yet just a hill coming up from the land and then the glaciers all started to melt and the water surrounded the hill creating an island which is known as nantucket. In 1659 the first english settlers from massachusetts and new hampshire settled on nantucket and until 1692 it was part of new york it than became apart of massachusetts. The fishing there was great because its position in the sea. WHaling started with the occasional drift whale washing up on the shore and because they are prized for their oil the people would cut them up and boil the blubber down to oil. The first expeditions for whaling were started in the 1690's when settlers ... Show more content on Helpwriting.net ... The island was diverse in every way except one. There were men of every color on this island because the ships needed men to work them so when they went to ports in some islands some people would jump ship and they would need new crew members so they would take the natives. While the men were away the woman would run the island there was not one thing wrong with this system. The social pillar was kept strong because the woman would raise the fatherless children and keep the island's businesses running while the men would kill and boil down the whales to oil and bring back even more men. The economic pillar was strong at this time because the amount of whale oil being brought in brung enough money to the sailors except the cabin boys and common sailors who would sometimes owe the ship. The only pillar not met was the environmental pillar because the whales were slowly decreasing and this would make trips longer and harder to bring back ... Get more on HelpWriting.net ...
  • 18.
  • 19. Information on the Distinctive White Beluga Whale BELUGA WHALE 1) In 2009, a captive beluga whale rescued a diver during a free–diving competition. 2. Belugas are gregarious and live in social groups of 2–25 individuals (the average group size is ten). 3. Belugas are unique among cetaceans in that the vertebrae in their necks are not fused together. This gives their heads added manueverability. 2) The beluga whale, or Delphinapterus leucas, is the only member of its genus. It shares the Monodont family with one other species, Monodon monoceros, otherwise known as the narwhal. They are in the sub–order Odontoceti, which contains 74 species, and the order Cetacea, which contains 89. This in turn is part of the mammalian clade Cetartiodactyla. 3) Beluga whales are born dark gray, but within 8 years their coloration changes to a distinctive white. The species sexually dimorphic, whith males roughly 25% larger than females. Males weigh between 1,100 and 1,600 kg and are 3.5–5.5 m in length. Females range between 700 and 1,200 kg, and between 3 and 4.1 m in length. They are Arctic and sub–Arctic, inhabiting the Arctic ocean and its adjacent seas. Belugas are adapted to a range of habitats including open oceans, shallow coasts, ice flats, and warm–water estuaries. Some populations migrate annually while others remain in an area year–round. The global population is estimated between 60,000 and 80,000 individuals. 4) Belugas were once thought to live up to 30 years, but this is contested by a recent study that estimated up to 70 ... Get more on HelpWriting.net ...
  • 20.
  • 21. Cetaceans Stranding Introduction Cetaceans have an important role in the structure and functioning of ecosystems. For a long time, scientists have been studying their status, distribution, and seasonal abundance through strandings. NOAA's National Marine Fisheries Services defines a stranding as a marine mammal found dead on shore, alive on shore but unable to return to the water, or in a foreign habitat and unable to return to its own habitat without assistance (http://www.ifaw.org/united–states/our– work/animal–rescue/faqs–about–strandings). The reasons why cetaceans strand are still largely unknown. The stranding of single animals is more likely to occur because the animal is ill, diseased, or injured. Mass strandings involve two or more cetaceans that strand ... Show more content on Helpwriting.net ... Cetaceans use echolocation to make sense of their world and has only recently been of concern due to the ability of dolphins to locate objects and discriminate objects based on size, shape, and composition (Akamatsu, Nakaqawa, & Hatakeyama, 1995). Any disturbance in the form of sound pollution could cause these cetaceans to mass strand because they are so dependent on sound as their principal sense (Nowacek et al. 2007). Sound travels very efficiently underwater and so impacted areas can affect thousands of square kilometers out. Most of the sound pollution in the ocean come from underwater explosions caused by sonar, seismic testing caused by oil and gas industries, or underwater sea quakes through natural events. The anthropogenic noises can cause deep–diving populations like beaked whales to be threatened and abandon their habitat and surface rapidly. Exposure to anthropogenic sounds negatively affect deep–diving cetaceans (Cox et al. 2006). There are a number of hypotheses for the injuries in the cetaceans that stranded in areas of sonar exercises like decompression sickness and behavioral ... Get more on HelpWriting.net ...
  • 22.
  • 23. The Makah Tribal Nation: Whaling In The Nineteenth Century The Makah tribal reservation, held in Washington's most upper northwest corner, retained tribal power throughout the past into the present. Throughout the centuries, whales have remained a key aspect of the Makah tribal nation identity through cultural values and practices, compared to the other Coast Salish nation tribes who valued fishing salmon and growing camas. The Makah in past centuries actively hunted whales, and crafted goods (such as boxes, blankets, and other items) with whales on them. Due to this, In the late 1900s, the Makah tribal nation sought to restore whaling rights lost during commercial whaling in the nineteenth century. In the nineteenth century, The Makah tribal nation had the intuition to speak to United State legislatures ... Get more on HelpWriting.net ...
  • 24.
  • 25. The Major Cause Of The Extinction Of Sea Cows Summary In the reading, the author presents 3 theories about the major cause of the extinction of sea cow which is a huge marine mammal lived on the coast of Siberia. However, finding all the explanations questionable and implausible, the lecturer repudiates them and presents some evidence to the contrary. At first, the author argues that the main cause of extinction would have been overhunting sea cows by native Siberian people since sea cows were a favorable supply of food in a harsh environment. Conversely, the lecturer brings up the idea that sea cows were massive creatures with a long body. Owing to the fact that native Siberian populations were small, they would not have needed to haunt a plethora of sea cows. Few numbers of these large animals ... Get more on HelpWriting.net ...
  • 26.
  • 27. Scientific Analysis of Killer Whales Essay Scientific Analysis of Killer Whales Scientific Classification: Order & Genus. The scientific order of all types of whales is Cetacea. This large order is broken down into three further groups as well: the toothed whales or Odontoceti, which includes killer whales, dolphins, porpoises, beluga whales, and sperm whales, the baleen whales or Mysticeti, which include blue whales, humpback whales, gray whales, and right whales, and the Archaeoceti order, which are all now extinct. The genus of these species is Orcinus orca. Family. The killer whale is the largest in its family of delphinid. Bottlenose dolphins, common dolphins, and Pacific white–sided dolphins are included in this group as well. The scientific name for this family is ... Show more content on Helpwriting.net ... The population can be distinguished because killer whales travel in pods, or groups. The resident pods can vary from as few as five to as many as fifty whales. The transient pod size varies from one and seven individuals. Physical Characteristics: Size. Male killer whales average about twenty–two to twenty–seven feet and usually weigh between 8,000 and 12,000 pounds. The largest male ever recorded was thirty–two feet and weighed about 21,000 pounds. As a male approaches adulthood, it acquires the typical male characteristics: it gains weight, and its pectoral flippers, dorsal fin, and flukes grow larger than those of females. Female killer whales average about seventeen to twenty–four feet and usually weigh between 3,000 and 8,000 pounds. The largest female recorded was twenty–eight feet and weight about 15,000 pounds. Body Shape. The killer whale has a sleek, streamlined body. Its physical characteristics are adapted for life in an aquatic environment. Coloration. Killer whales are easily recognized by their distinct coloration. The dorsal surface and pectoral flippers are black, except for the area below and behind the dorsal fin. The ventral surface, lower jaw, and undersides of the tail flukes are mostly white and the undersides of the tail fluke are lined with black. A white "eyespot" is located just above and slightly behind each eye and a gray saddle is located behind the dorsal fin. The distinctive coloration of ... Get more on HelpWriting.net ...
  • 28.
  • 29. The Cove Dolphins Approximately 20,000 dolphins are killed legally every year and thousands more are sold inhumanely in Taiji, Japan. The majority of these dolphins are sold to marine parks and aquariums around the world. Louie Psihoyos and Ric O'Barry's eye–opening documentary The Cove raises awareness about the gruesome killings of dolphins in Japan. Ironically Ric O'Barry feels that he initiated this problem, as he was one of the first dolphin trainers/capturers in the 1960's for the show Flipper. After witnessing the star, "Flipper the Bottlenose–Dolphin" commit suicide in his arms, he became a marine activist, which led to the production of this documentary to stop the problem he created. Louie and Rick expose the plight of the dolphin, the potential ... Show more content on Helpwriting.net ... The universal image of the dolphin portrays the illusion that dolphins are always happy because they consistently appear to be smiling. This, however, is nature's greatest deception as it is simply the shape of their mouth. Throughout the film the juxtaposition of the beauty of nature is harshly contrasted with the ugliness of the underlying secrets of the industry in Japan and around the world. The fishing industry is largest in Japan therefore that is where this movie was filmed. The captive industry has become a lucrative billion–dollar worldwide trade, with all money made from the exploitation, imprisonment and lifelong suffering of these living beings. A live dolphin captured for a marine mammal park can be valued up to $200,000. The most shocking fact is that this is legal. The International Whaling Commission outlawed commercial whaling in 1986, but dolphin hunts remain legal. The film's impact was largely due to the emotional ties between O'Barry and dolphins. Although the filmmakers are extremely biased, his convincing pleads for our help are strategically made at the most emotional moments. He believes that bottlenose dolphins are being hunted the most "The fishermen are searching for bottlenose dolphins like flipper". Luckily this type of dolphin is not yet endangered but this ... Get more on HelpWriting.net ...
  • 30.
  • 31. Biographical Essay: Whale Researcher "Mom I wanna be a whale researcher!" exclaimed Alaina Kelly who was a regular 12 year old girl with a light coffee like brown hair who wanted to help whales. She found a company who wanted 12–18 year old people who would specialize in whales. One day she woke up and said, " I want to work for that company. She started studying all about the whales and worked so hard. She started taking classes to get into the company and kept talking about how she was going to do that. Her teacher told her," You're going to do great on the exam soon, you are going to join those kids who are working with whales right now." "Thanks I'm going to work hard!" Alaina exclaimed. It was one more week until the exam and she was never so nervous. Every time she tried to study, she would get too nervous because the exam was coming up, sooner and sooner. She told her teacher," I'm too ... Show more content on Helpwriting.net ... It's now 11:30. "Thump thump thump" said her floorboards. She was walking even more intense now that it was almost here. It was 12:01 and the mailman hasn't been here yet. There was a knock on the door and she ran to the door. She opened it and saw her teacher. "Ahhh look at what I have, I hold in my hand the letter from the whale company!" her teacher exclaimed. "Yayy let's open it" Alaina exclaimed. She slowly opened it and it read," Alaina Kelly we regret to inform you that you did not exceed the company's expectations." Alaina's face darkened and began to cry. No don't worry you are very talented and you just have to stand up for yourself." the teacher said. She began to cheer up and decided that the next day she would go to the company and demand for them to give her the job. She woke up the next morning and met her teacher outside because they were going to go together. There was a knock on the door. she went to the door and opened it. It was her teacher. They greeted each other and then took ... Get more on HelpWriting.net ...
  • 32.
  • 33. Essay On Cetaceans Unlike others who may be writing on the medical aspects and applications of mammalian genetics, such as specific types of cancer genetics or stem cell differentiation, my topic will discuss perhaps the not as applicable, but by no means less interesting radiation, biodiversity, and phylogenetic relationships among cetaceans. This topic is of major interest to me because of my fascination with the origin and evolution of life on earth. When I was younger I had an ambition to become a paleontologist and study prehistoric life, particularly dinosaurs. I am now a biochemistry and genetics major, but my interest in paleontology is still very much present. The reason I chose cetaceans rather than some other group or clade of mammal, is because ... Show more content on Helpwriting.net ... The ungulate hypothesis had morphological evidence based on cerebral blood circulation that indicated a link between Cetaceans and Artiodactyls (even–toed ungulates).1 It was also hypothesized that another group of extinct mammals, the mesonychids, were the direct ancestors of modern whales. Mesonychids were a taxa of large and carnivorous ungulates. The evidence that led to this hypothesis was based on the teeth of mesonychids being similar to the teeth of early whales, called archaeocetes.1 Phylogenetic analyses done in the mid–2000s as well as the discovery of hind limbs in archaeocetes that lived around the same time as mesonychids, have since shown this hypothesis to be false; mesonychids, however, are considered still a sister group to the cetaceans.1,2 As mentioned above, phylogenetic analyses revealed that mesonychids were not the direct ancestors of cetaceans. Similar phylogenetic analyses also revealed that the closest living sister group to the modern cetaceans are the artiodactyls, which include animals like the giraffe and hippopotamus. More specifically, a sister–group relationship was proposed between Cetacea and Hippopotamidae by analysis of the cytochrome b gene sequences that included cetacean and Hippopotamus DNA.3 This analysis showed that there was a relationship between the two groups, but it would be deemed artifactual due to factors such as convergent evolution due to a ... Get more on HelpWriting.net ...
  • 34.
  • 35. Bottlenose Dolphin Research Paper The animal that I choose was Bottlenose Dolphin, but if you want it scientific name is considered as a Tursiops. Bottlenose dolphins are mammals so they are warm–blooded just like human. There are so many things to talk about this species like what they do during their environment and learn about their life cycle. It is great that I am learning about my favorite animal and it turns out that dolphin are never separated from their families. Bottlenose dolphins are very joyful that like kids would want to swim with them and play around. There were so many species that I could name that are dolphins, but my favorite is Bottlenose Dolphins. Males are considered as bull and females are considered as cow, weird right. What I like is the babies are considered to name as pup or calf. Usually dolphins are always in a group called pods or school. The Bottlenose dolphin is probably one of the best–known species of dolphins. How? There are always seen in zoo, ... Show more content on Helpwriting.net ... They considered being in United States toward the Southern California to Chile, many are found in Northern Japan to Australia. They also suspect that they live in Hawaiian Island. Some Bottlenoses are also located in Europe to the Mediterranean and Black Seas. I know that for sure is that most Bottlenose dolphin live in Florida too. Bottlenose has to be a fast swimmer because it's considered them to indicate an exercise for them and it is energy efficient for swimming. If they are put in a zoo they usually make people happy by doing incredible tricks. Other who is in the ocean they usually use their speed and their flukes to survive from their predator. Bottlenose dolphins are just like human; they don't lay eggs, but give birth to live babies. Mother gives birth after 12 months and then they remain with their mother for four year. They soon later live on there own, but stays in a group. They live about 45 years, which long enough for them to ... Get more on HelpWriting.net ...
  • 36.
  • 37. Why Whaling Should Be Banned Whaling is a practice that has been going on for a long time. Whales have provided many different products over the years. Whale fat broken down for oil to light lamps. Whale bones were used at one point to make the hoops in skirts for fancy dresses. Whale meat used for well, meat. Many activists say that whaling is inhumane practice that should be stopped. In fact, commercial whaling is illegal under international law and the only whaling that is allowed for, is scientific research whaling. So, there is a grey area here that is under some controversy. Japan is in the center of this controversy, for they are whaling in the name of scientific research, however they have a thriving domestic whale meat market. Is Japanese whaling 'scientific research' or an illegal meat packing business? Japan being an island nation has a long history of maritime industry, so that also includes small time whaling. Japan started to do this industrial scale whaling operation right after World War 2 ended in 1945. I can see why Japan has been fighting against the international community on this issue. After World War 2, Japan was devastated and meat or any source of protein was in short supply. The Japanese people turned to whaling to make up for the shortages of meat. Whales are the biggest animals on the planet thus they have a lot of meat on them. Whale meat has been entrenched into a staple of their diet and culture. Buying whale meat to the Japanese is like an American buying a steak. ... Get more on HelpWriting.net ...
  • 38.
  • 39. Toothed Whale Research Paper Beaked whales, which often have dolphinlike snouts rather than blunt muzzles, typically dive hundreds of meters or more to chase squid, fish, and other prey. But at least one ancestral species in this group of toothed whales, also known as ziphiids, was cruising near–surface waters for its meals, new evidence from newly described fossils suggest. Those remains–the first of any toothed whale to also include fossils of its presumed prey, researchers say–were unearthed along the southwestern coast of Peru last year. The rocks that entombed the partial remains of the whale (Messapicetus gregarius, depicted in an artist's reconstruction, above) accumulated as sea–floor sediments between 8.9 million and 9.9 million years ago, other fossils in the ... Get more on HelpWriting.net ...
  • 40.
  • 41. Narwhal Poem Narwhal The ocean was still and smooth, like a black mirror reflecting ivory clouds and cyan shadows. In it, a pale blue whale of immense size surfaced and swam gently, like a dropping tear on a cheek. All the misery from around the world was drawn to the sea and formed its ripples. The whale swallowed the grief silently, from the northeast to the southwest, and the world was quiet and peaceful. Over time, the whale could no longer bear and hold the sorrows inside his body. The pain transformed and twisted into a long, grey tooth; it pierced through his forehead like a unicorn's horn. One day, people saw this anguished whale from the shore. They were amazed by a creature they had never seen before. They gazed at his splendid horn, and a strong greed grew inside of their hearts. People took boats, wood, and anything that could let them float. They surrounded the whale and trapped him, but the whale was too huge to be carried. So, they used thick ropes to hitch his head, ... Show more content on Helpwriting.net ... The ocean was angry. It continued to move restlessly; it swept and devoured numerous lives. Humans, however, were ignorant of the change. Now, the horn hung in the centre of the city. People took pride in it and cheered, never knowing that it was the pain of the whale. Time passed by. A sailor was drowning in the fierce ocean from shipwreck. He struggled and tried to stay afloat, but desperation and death were stronger than him. When he was ready to give, he saw an island a short distance away. With his last ounce of strength, he swam to the island and pulled himself onto the beach. He lay prone on the sand, and couldn't believe that he was still alive. When he lifted his head up, the forest soughed in the breeze. The subtle comfort slowed his breath and brought him an inner peace he had never felt before. The sailor didn't know that the magnificent whale's body had floated up from the bottom of the sea and transformed, creating the island that was now his ... Get more on HelpWriting.net ...
  • 42.
  • 43. Marine Mammal Bycatch Research Papers Acoustic Pingers on Nets in order to reduce Marine Mammal Bycatch A topic that is known for its controversy is the use of acoustic pingers on fishing nets in an attempt to reduce marine mammal bycatch. While this idea seems appealing and has its potential benefits, there are also drawbacks to the use of this kind of device as well. When a device such as the acoustic pinger is invented, it is important to consider the various types of impacts it will have, especially in terms of marine mammal species conservation. The desired goal of installation of acoustic pingers on fishing nets is to notably reduce the amount of marine mammal bycatch in fishing nets. While this is the immediate effect of the acoustic pingers, potential long–term effects ... Show more content on Helpwriting.net ... The purpose of these devices is to reduce such bycatch, but with every tool there are pros and cons, positive and negative effects. When an acoustic pinger is put to use, all of these effects must be considered too when a marine mammal is exposed to the noise emitted by an acoustic pinger: potential for habituation, the "dinner bell effect", changes in swimming behaviors and respiration rates, potential for change in echolocation behaviors, and the ideal frequency the pinger must have to create avoidance from fishery nets. Change in behaviors of fish not targeted by the acoustic pingers should still be taken into account as well upon use of these pingers. In addition, issues can lie within how the acoustic pinger is handled by fishermen: inefficient usage and the potential for equipment failure, along with varying degrees of willingness to use such a device on fishing trips can greatly impact the reduction rates of marine mammal bycatch, and even create the risk of further increasing bycatch rates when the goal was to lower them in the first place. Thus, while acoustic pingers were built with good intentions at conserving marine mammal species in attempt to reduce their rates as bycatch in fisherman nets, careful consideration must occur when putting one of these devices into actual use, including analysis of impacts from the perspectives of the target marine mammal species, the non–targeted nearby fish species, and the fishermen running the fishing nets. The conclusion can be drawn that if acoustic pingers are put into use, they must be completely be put into use as a full and not partial set of pingers on the net, high maintenance must be kept up with to lower the chance of equipment failure, and the pingers must be specialized for certain marine mammal species in order to produce optimal results of reduction of marine mammal bycatch. It seems that the ... Get more on HelpWriting.net ...
  • 44.
  • 45. Speech On Dolphins Imagine you are a dolphin swimming happily in the ocean with the other dolphins. Suddenly, you hear something terrible, and that makes you feel extremely uncomfortable. You swim towards somewhere "safe" to get away from that terrible sound. However, when you get in, you realize it is a trap! You have been caught! You might be sent to an aquarium or killed to be made into sushi. This unfortunate fate is not a dream, but it is a sad reality for hundreds of thousands of innocent dolphins. They are endangered of becoming extinct and their main predators are us, humans. Our society needs to do something to preserve and protect our precious dolphins. Dolphins should be saved because they are an endangered species, it is cruel to kill such ... Show more content on Helpwriting.net ... Dolphins are smart animals that could recognize themselves when looking at the mirror, whereas other species would think that they are looking at another animal that had the same looking with them. Dolphins also have the ability of understanding the language the scientists made to teach them. Scientists mostly use two main make up language to teach them. One of them is to use whistle sound to tell the dolphins to do some actions or pick an objects. Another is giving simple questions to the dolphins and to let them answer whether "Yes" or "No". The dolphins had an average of seventy–five percent correct responses to the question. Dolphins use a feature called echolocation to create acoustical pictures of their surroundings. Although it's very hard to see any evidence of an external ear opening, they still have a strong hearing. They confused the scientists by having a small ear opening, but a great sense of hearing. The inner ear of the bottlenose dolphins is adapted for hearing ultrasonic frequencies far beyond the range of human hearing. The bottlenose dolphins' hearings are well over 100Hz, which is even greater than the hearings of the ... Get more on HelpWriting.net ...
  • 46.
  • 47. Research Paper On Dolphins Toulong Herr Wed 3:00pm–5:50pm SALAS What's in a voice? Dolphins do not us voice cues for individual recognition August 8 2017 Dolphins lacked voice cues which may have led to how they learned to use distinct signature whistles. Dolphins use these distinct signature whistles to recognize each other. The researchers study was on the bottlenose dolphins in the Sarasota Bay, Florida, USA. They were looking for if dolphins react to the sounds of signature whistles from other dolphins. If they did, maybe the dolphins do use voice cues. From the study, the results were that the dolphins didn't respond differentially. The dolphins didn't respond to the speaker by not having as much head turns and to non–signature whistles. The article lists eight different species of dolphins but the dolphin that was experimented on was ... Show more content on Helpwriting.net ... The mean of the number of head turns to whistles of related versus whistles of unrelated was 10.8 to 12.1 respectively. The significance of this research is that it told us that dolphins do not use voice cues as a part of their communication. I would fund this research because this is another step of learning more about how dolphins use their signature whistles to communicate. One thing that might have been done to make it better was maybe trying the experiment with different age of dolphins to see if the voice cues are used at a younger age or older. The part of the study I didn't understand was how the whistles were different on the examples. I could see that over a time period the frequency changes but how does it sound. The researchers should look into if male dolphins have a different result listening to whistles from to male or female whistles. Also experiment with the female dolphins. An idea I have is have offspring dolphins in an experiment if they have more head turns to a male whistle or female ... Get more on HelpWriting.net ...
  • 48.
  • 49. Blue Whale Persuasive Speech The blue whale uses baleen in order to filter the speech. The blue wales are the largest vertebrate animal. In a study that was reported on May 24 in Proceedings of the Royal Society B, Nicholas Pyenson, the museum's curator of fossil marine mammals, and collaborators Graham Slater at the University of Chicago and Jeremy Goldbogen at Stanford University, went back and found the evolution of the size of whales in over thirty million years of history. They discovered that the huge whales showed up along multiple branches in the family tree roughly two to three million years ago. A reason for whales having those bigger body sizes is that by the increase of ice sheets located in Northern Hemisphere, whales had to change the way they ontaimed food ... Get more on HelpWriting.net ...
  • 50.
  • 51. A Case Of Nuturant Care : Adoption Of A Presumed Delphinus... SHORT COMMUNICATION A novel case of nuturant care: Adoption of a presumed Delphinus calf by bottlenose dolphin (Tursiops truncatus) in Far North waters, New Zealand. CH Petersa* and KA Stockina aCoastal–Marine Research Group, Institute of Natural and Mathematical Sciences, Massey University, Auckland, New Zealand Worldwide inter–specific behavioural interactions in the order Cetacea are diverse and often complex. Epimelatic care can be described as nurturant or Succorant in nature. Adoption can be classified as nuturant behaviour, however very few examples of nuturant adoption have been reported among wild cetaceans and even less between species. During routine dedicated transect surveys, an adult female bottlenose dolphin (Tursiops truncatus) was found in the presence of a young common dolphin calf that did not appear to be her own. This mother–calf–like relationship lasted 9 months until the mother was sighted on multiple occasions without the calf. This paper describes repeated behavioural observations of apparent inter–specific association, and discusses the "type" and potential function of this interaction. Key Words: adoption, epimeletic care, nurturant behaviour, succorant behaviour, allomaternal care, allomother, alloparental, inter–species, bottlenose dolphin, Tursiops truncatus, common dolphin, Delphinus spp., Bay of Islands, New Zealand Introduction Inter–specific behavioural interactions in the order Cetacea are varied and often complex, including ... Get more on HelpWriting.net ...
  • 52.
  • 53. Scenes Of Seaworld Cassandra Simpkins English 3 14 December 2015 Research Paper Format of the Essay Behind the Scenes of SeaWorld In SeaWorld parks everywhere today, SeaWorld has marine animals in tanks and aquariums, people like PETA believed that the animals are in captivity and only used for entertainment but people, like SeaWorld supporters also say they are in a healthy environment and safe. Throughout this essay, facts will show both sides of the argument, if either SeaWorld is really 'sea jail' or if it's a safe place for marine animals. SeaWorld has marine animals in tanks and aquariums and has dolphin and whale shows for the entertainment. SeaWorld is said to be very fun and entertaining and the whales look happy from their supporters but ... Show more content on Helpwriting.net ... Based on this statement the winning side is believed to be PETA and their supporters. I have learned that SeaWorld is really a world of hurt and a sea prison, the animals are not treated right and have to be forced to live this captive life. PETA is more convincing because they have true on facts that have happened and know more than the workers at SeaWorld it seems like, even the trainers didn't and still don't know anything about these ... Get more on HelpWriting.net ...
  • 54.
  • 55. Argumentative Essay On Whaling An Exemption For Whaling For this week's written assignment, I have chosen to address the Norwegian and Japanese positions on permitting whale hunting as a cultural exemption. As someone who was born in Norway, and has visited several whaling towns, I feel that I have some idea of the importance of whaling to Norwegian cultures and national identity. Although Japan is culturally and geographically a very different place to Norway, I feel that the importance of whaling to both cultures provides some similarities between the two nations. 1. Do you agree with the Norwegian and Japanese position on permitting the hunting of non– endangered species of whales as a cultural exemption? I find this particular question a difficult one to answer. Whaling is a notoriously cruel method of hunting – "there is no humane way to kill a whale at sea. Many die a slow, painful death" (Whale and Dolphin Conservation, n.d.). There is also concern from whale scientists about the effect of the hunting of whales on whale communities and populations (Whale and Dolphin Conservation, n.d.). It cannot be denied that whaling is an inhumane process, with serious repercussions for the whale species. However, I do feel that Norway and Japan should be able to exercise their right to self– determination (as expressed in the UN's Universal Declaration of Human Rights). Both countries argue that whaling is crucial to several of their local communities. The North Atlantic Marine Mammal Commission states ... Get more on HelpWriting.net ...
  • 56.
  • 57. Why Commercial Whaling Should Be Banned Commercial whaling should be banned because they could become extinct and can also stop the process of making the ocean better for other animals. By over whaling, the increase of whaling, would then decrease in one rapaid movement and also will be causing the water to be polluted. Even though the whales have been killed centuries ago, it hasn't caused ecological damage due to our un– advanced technologies. Later on, hunting materials start to evolve between the 17th and 20th centuries where whales today are killed greatly from the increase of globalized commercial whaling.Therefore, it causes many species of whale not to be recovered from whaling ever since. Furthermore, an Anti–whaling group called Greenpeace have estimated that there's only ... Get more on HelpWriting.net ...
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  • 59. Persuasive Speech On Whaling Known for being the main attraction at SeaWorld, whales are often admired by tourists and locals. Some may call whales fish, but they aren't, whales are considered mammals due to the fact that they breathe air. They're apart of the group called Cetaceans which also includes dolphins and porpoises and they can be found throughout many oceans. We hardly shed light on commercial whaling because it doesn't seem to affect us as humans; however, knowing that we could be the solution to this problem may change many views on this horrid topic. Whales have many different species, but the biggest of them all is the Blue Whale weighing in at about 150 tons and growing up to 110 feet long. "The earliest record of whaling as an organized business is dated about 875", these aquatic mammals have been hunted for thousands of years now. In the 20th century, they often hunted whales for their blubber, oil and wax, most of which were important ingredients for many things like soap, lamps and lipstick. A list of endangered species includes whales such as, Bowhead whales, Gray whales, Blue whales, Humpback whales, Right whales, Sei whales, Beluga whales, Finback whales, Sperm whales, etc. Not only has whaling, the act of killing whales for their resources, affected the list of endangered species, but so has the loss of their territory. Certain species like the Beluga have become endangered due to the loss of habitat as mankind has corrupted their territory. Whaling started off with the crewman on a ship rowing themselves in a separate boat towards the whale. Once they were close enough, they would throw a harpoon attached to a long rope and impale the whale. The long rope was necessary to tire out the whale as it tried to swim away, dragging it back and killing it with lances. But times have changed and so has technology, in today's society, the weapons they used before have improved drastically. The harpoons are mechanically propelled meaning, they explode on impact. Whales that were too fast for the hunters are now subjects to kill. The International Whaling Commission (IWC), has changed commercial whaling since it was created in the 1940s. If commercial whaling were to go unchecked, unregulated hunting of whales would've ... Get more on HelpWriting.net ...
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  • 61. Hunting Whales Research Countries should be permitted to hunt some species of whales. Hunting whales is a tradition that has been around for hundreds of years. The problem now is that Japan, Norway and even Iceland are are hunting whales under the pretense of scientific purposes. (The Truth about 'Scientific', 2016) There should be an exemption that also has regulation in order to protect the whale population. Each nation is setting their own standards of how many they can hunt, and if the rest of the world is concerned with their practices, then coming to a compromise should be something to visualize for the future. Since Norway and Japan are not cooperation in stopping the hunting of whales, a compromise should be reached. Not only for the sake of the whales, but ... Show more content on Helpwriting.net ... "Young people don't get jobs with the fisheries, because it's very hard and doesn't pay well." (Phelan, 2013) It is very important to look at the big picture when it comes to determining the validity of the Norwegian and Japanese claims. On one hand, the countries should be given the opportunity to reach a compromise with the international law. On the other, they should also accept where popular opinion is headed. Like human sacrifices, not every cultural activity is going to stay around forever. To please everyone, the compromise should be transitional. Eventually, whaling is going to lose its market. Today, the small fishing villages are not making much money. Only the old are involved with whale hunting, but that culture is not being handed down to the ... Get more on HelpWriting.net ...
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  • 63. Development and Composition of Middle Ear Structures of... DEVELOPMENT AND COMPOSITION OF MIDDLE EAR STRUCTURES OF BALAENOPTEROIDS (CETACEA, MYSTICETI): IMPLICATIONS ON FOSSIL CETACEAN PALEOECOLOGY AND BIOLOGY KERR, Tyler J., University of Wyoming, Laramie, WY, United States, 82071 BACKGROUND Whales (Cetacea) are unique among mammals in that they possess exceptionally dense, pachyosteosclerotic tympanic bullae1. Along the margin of the bulla is a highly mineralized, extremely dense wall of bone called the involucrum that serves as a special adaptation to life in the sea and as a means to facilitate sound reception and directionality underwater2,3,4. Moreover, this cetacean synapomorphy plays an important role in distinguishing its members from the ancestral terrestrial artiodactyls from which whales diverged5. When cut into cross–sections, the involucral region of the tympanic bullae in many mysticete (baleen whale) lineages reveals three easily distinguishable 'zones' of concentric laminar growth. Here we hypothesize that these three distinct zones identified along the length of the tympanic bullae are capable of recording life history events during early development, when the cetacean tympanoperiotic region is known to be rapidly ossifying6. We propose that the innermost zone (1) represents rapid in utero growth, the intermediary zone (2) represents rapid birth and postnatal development, and the outermost zone (3), markedly thinner, represents slower, more lamellar development from weaning on through adulthood. Literature ... Get more on HelpWriting.net ...
  • 64.
  • 65. Whales Evolution Research Paper The earliest whales were land animals with long skulls and carnivorous teeth. Analysis of whale skulls showed major morphological changes, including changes to the skull size, shape, teeth, and nostrils. Fossil evidence shows that the trait of interest, the nostrils, can be found on fossils of the earliest whales, dating back to about 50 million years ago. Evolution occurred multiple times since then, each time resulting in the nostrils migrating further back on the skull. Eventually, the pair of nostrils positioned itself right on top of the head. These nostrils are the blowholes we see positioned on top of modern whales today. In addition, another momentous change in the nostrils occur when order Cetacea splits into Mysticetes and Odontocetes. Suborder Mysticetes ... Show more content on Helpwriting.net ... The first is that early whales had nostrils located at the rostrum, and as they transitioned back into water, evolution occurred and the nostrils migrated to the top of their head because it was more favorable for underwater life. This allows whales to remain submerged in water while only revealing their nostrils for gas exchange. Additionally, it can be hypothesized that the Odontocetes gave up one blowhole to develop highly modified tissues designed for the production and transmission of echolocation and communication sounds. Right whales (Mysticetes) on the other hand, obtain food through filter feeding, a technique that does not require the same echolocation feature used by dwarf sperm whales for hunting purposes. Therefore, they have no use for highly modified tissues. Natural selection only selects for traits that are beneficial to the organism, and therefore instead of a trade– off between a blowhole and modified tissues, right whales "retain both blowholes and use it primarily for air breathing and perhaps olfaction. Having the two blowholes allow for an increase in airflow, increasing the intake of air in a shorter ... Get more on HelpWriting.net ...
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  • 67. Wind Whale Biomimicy Project Biomimicry – Wind Whale The animal that my partner and I chose was the Humpback whale because we want to design a windmill. A windmill converts the energy of wind into rotational energy by using blades. Windmills are very practical because they reuse wind energy which is pollution fee, they're also much cheaper to produce and maintain than other energy producers Typically fins are straight and sharp but the Humpback whale has tubercles, which is a warty outgrowth on the bone, on their fins that allow them to become better and agile swimmers. The tubercles are placed on the front edge of the fin. By creating a windmill that is structured the same way that the fins of the Humpback whale are, the blades will become much more efficient. Frank ... Get more on HelpWriting.net ...
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  • 69. Conservation Of Whale Carcass While the Japanese government justifies these actions by claiming that the research they are performing is ultimately for better management and conservation of cetaceans, these hunts are unnecessary. Instead of killing whales to perform these tests, there are non lethal research methods that could be used instead. According to the Japanese Whale Research Program under Special Permit in the Antarctic, also known as JARPA II, the data that they collect includes the monitoring of whales and krill abundance, the feeding ecology of whales, the effects of contaminants on cetaceans and their habitat, competition among whale species, and elucidation of temporal and spatial changes in stock structure (2016). Although this research is important, all ... Show more content on Helpwriting.net ... The Faroese only perform the yearly hunt, or grindadrap, if all of their conditions are met. In a National Geographic article by Jane Lee in 2014, the grind only happens if the animals are close to shore, and this has to occur on one of their 23 pre–approved beaches. The weather and waves have to be calm enough and there have to be enough participants. None of the species that the Faroese target are endangered and they try to cut through the neck and break the spinal cord so that death occurs quickly. While tribes such as the Faroese adhere to these unspoken rules on ethics, there are Japanese groups that do not adhere to these ethics and want to take advantage of the subsistence whaling plan. The Japanese largely do not perform the hunts on a small, aboriginal scale anymore, but have industrialized the whole process and simply wish to be granted higher quotes to hunt more whales. This brings into focus the ethics of the hunts. In an essay by Paul Watson, cetaceans are extremely intelligent creatures that share much more similarities with humans than previously thought (2014). Whales have highly developed brains, are able to show a variety of behaviors that can be associated with certain emotions, can discriminate humans from prey or other sea creatures, and exist in highly developed social circles. They share more similarities with humans than previously thought and deserved to be treated with this regard in mind. While some aboriginal hunters ... Get more on HelpWriting.net ...
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  • 71. Yangtze Finless Porpoise In China, laws have been passed that prohibit electro–fishing and rolling hooks among other gear and China has banned fishing in the lower and middle regions of the Yangtze from April to June in hopes of allowing the population to replenish itself. However, most illegal fishing still occurs. Of course the ESA (Endangered Species Act) also protects the porpoise, but it is also protected by the IUCN (International Union for Conservation of Nature) It is on their Red List to spread awarness and the Yangtze River has established marine protected areas ( MPAs). Alas, the future still seems bleak for the Yangtze Finless Porpoise. Since 2002, WWF has reconnected more than 40 floodplain lakes to the main stem of the Yangtze River to restore seasonal ... Show more content on Helpwriting.net ... *It is known best in China for it's silly, permanent grin. *It was never actually hunted by humans on a large scale, but it is still nearly extinct. This demonstrates the fact that humans have large impacts on every animal, regardless of direct interference. K–selected Species: The Finless Porpoise has one calf at a time that is nursed for 6–15 months at a time, during which the mother teaches the baby how to survive. They live in small pods or pairs and live up to 25 years. Late Loss Species: They reach sexual maturity at about 6 years old, and would live long if they were not an endangered species as most died from old age naturally and individuals do not reproduce quickly or numerously. The Yangtze River Porpoise or the narrow–ridged finless porpoise is a small aquatic mammal that can be found exclusively in the Yangtze River. It is one of six species of porpoise and belongs to the group Cetacea, which includes all species of whales, dolphins and porpoises that are split two subgroups, the toothed whale and baleen whale mainly based on the difference between feeding styles. This porpoise falls under the toothed whale group because it feeds with ... Get more on HelpWriting.net ...
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  • 73. Whales are some of the ocean’s most fascinating amphibious... Whales are some of the ocean's most fascinating amphibious beings. They possess highly acquired communication skills and are believed to have an intelligence level equal to, and in some species, surpass that of the human brain. The biological, anthropological, and marine educational communities have studied the whale in a way that sheds light onto the studies of evolution as well. Yet, there are industries that subject these animals to captivity, hindering the natural development of these animals. Of all the communities contributing to the protection and study of the whale, there is one tipping the scale towards exploiting it for profit: The entertainment industry. Above the zoos and aquariums, who are just as guilty of exploiting animals ... Show more content on Helpwriting.net ... Living conditions for the whale are not up to par for what is required even for the smallest of orca calves. Due to the small living constraints, animals feel claustrophobic resulting in mental health side effects such as psychological trauma. These living conditions also play a factor in captive whales' life expectancies. Finally, SeaWorld's public image of the business is to prevent the practice of whaling, creating a scapegoat by claiming they do not endorse its activities. However, SeaWorld also requires healthy, big whales sustainable for a number of decades. SeaWorld's solution is to have a continuous supply of reproduction through insemination and inter breeding with other parks outside of their San Antonio, San Diego and Orlando locations. Since the release of CNN documentary Blackfish, much has been said about the life expectancy statistics informed to the general public by SeaWorld parks, claiming an average life expectancy for all whales from 20–30 years. According to several studies published in scientific journals, average mortality rates for captive whales are three times higher than in the wild (Parsons). Based on 14 years of American and Canadian research, Olesiuk et al. 1990 concludes "females mean life expectancy is 50.2 years with a maximum longevity of about 80–90 years...Males have a mean life expectancy of 29.2 years and have a maximum longevity of about 50–60 ... Get more on HelpWriting.net ...
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  • 75. Persuasive Essay On Dolphins The Interesting Dolphin Many people know those cute, funny, intelligent animals that are known as dolphins, right? There are so many interesting things about them. Dolphins have been around for about 15 million years now. They're extremely intelligent, probably even more intelligent than us humans. Dolphins are becoming endangered because of humans and many don't know that. They are known as the oceans most kind animals.Dolphins have originated millions of years ago,are extremely endangered,and are becoming endangered.The most important thing to know about dolphins would probably be how they originated because without that those cute aquatic mammals wouldn't even exist. Dolphins have been around a lot longer than humans. They originated about 50 million years ago. The most common dolphin, being the bottlenose dolphin, has been around for 15 million years. Surprisingly, dolphins originated from members of the cetaceans group. Cetaceans used to be land mammals but evolved into being aquatic mammals. In From Land to Water it stated, "The transition from land to water is documented by a series of intermediate fossils from India and Pakistan." This research helps prove how they used to be land mammals but evolved to live in the ocean. Dolphins are one out of many aquatic mammals who need oxygen, but they need water in order to live. Believe it or not, dolphins are somewhat related to hippos, camels, deer, cattle, and giraffes. In From Land to Water, " Many features that are ... Get more on HelpWriting.net ...
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  • 77. Vaquita Research Paper When you hear the name vaquita, you probably think about the word "cow" or "small cow" in Spanish, but the truth is there is an animal out there named that in English, and their numbers have been dropping treacherously low. Also known as the Gulf of California Harbor Porpoise, or by it's Latin name, Phocoena sinus, as well as cochito or desert porpoise, this cetaceans resembles a dolphin, having the same sleek, grey dorsal surface, it's only distinguishable feature being it's flat or rounded face and dark areas around the eyes and mouth, making it look like it has a short beak. Newborn offspring have a much darker coloration. Vaquitas are relatively small in size, adults being 5 feet long, which is about the high of the average teenager in the United States, while offspring are about the size of a large human baby or a small toddler. An adult vaquita weights up to 120 pounds. ... Show more content on Helpwriting.net ... Since not very much is known about vaquita's reproductive behaviors, it is believed that vaquitas become sexually mature as early as 3 years of age, but most commonly at 6. Females give birth to one calf approximately every two years. Mothers nurse their offspring for 6 to 8 months, and then left when they are strong enough. Vaquitas are carnivorous, feeding on different types of lagoon fish and other marine animals. They use echolocation to track down their dinner, which includes species from demersal (flatfish, manta rays and flounders) and benthic (crustaceans) zones, teleosts (croakers, sea trout and grunts) as well as squid and other smaller fish. Vaquitas are native to the northern Gulf of California, staying around the gulf's shallow areas, though swimming away when a boat approaches. They are the only porpoise found in such warm temperatures ... Get more on HelpWriting.net ...