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ICT Project by Safi Khan

ICT Project by Safi Khan



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Dolphins Dolphins Presentation Transcript

  • By Safi Khan Lifestyles and Habitats DOLPHINS
  • What is a Dolphin
    • A Dolphin is a marine mammal that evolved from land
    • They are related to whales.
    • There are almost 30 to 40 species of Dolphins
    • They vary in sizes and weight
    • They are found worldwide
    • They feed on fish and squid
    • They are among the most intelligent of mammals
  • Different types of Dolphins
    • Bottle nosed dolphin
    • Striped Dolphin
    • Short finned pilot whale
    • Hourglass Dolphin
    • Orka/Killer whale
    • Black Dolphin
    • Indo pacific Humpback whale
    • Amazon River Dolphin
    • Pigmy killer whale
  • Different types of Dolphins
    • 33 Different types of dolphins.
    • This is an image of the Bottle nose dolphin.
    • It is the most common.
    • Can grow up to 12 ft.
    • Can also weigh up to 650kg.
    • It eats fish, squid, and crustaceans.
    • Found in temperate seas worldwide.
    • Usually light gray in colour.
    • Characterised by its blue and white stripes on the flanks, eyes, back flipper and behind the ears
    • Have blue, white or pink underside
    • Adult weighs from 150-160kg
    • Adult length is from 2.4-2.6m
    • Feeds on fish
    • Found in temperate and tropical climates like the south Atlantic ocean, Mediterranean, the gulf of Mexico, the Indian and Pacific
    Image No 2:Striped Dolphin.
    • Also known as the black fish
    • Adults grow up to 6-8metres
    • Adults weigh up to 6 tonnes
    • They eat fish, sea lions, seals, walruses and even large whales
    • They are found in all oceans, most seas and prefer higher latitudes and coastal areas
    • Sophisticated hunting techniques. Very social and always live in groups
    Image No 3: Orka/killer whale.
  • Image No 4: Hourglass Dolphin.
    • It got its name because of the white design of the main line on its side has the abstracted shape of an hourglass
    • Adult length is between
    • 1.5-1.8 metres long
    • Adult weight can be up to 1000 kilograms which makes it one of the smallest dolphins
    • It eats small fish and squids.
    • It is found in the cold waters of the Antarctic
  • Image No 5: Irrawaddy Dolphin.
    • Very light in colour
    • Its adult length varies between 2.3-2.75 meters
    • Its weight can reach from up to 130 meters
    • It feeds mainly on fish and fish eggs
    • Found mainly in brackish water and in the Indian Ocean
  • Brain/Body weight ratio/Intelligence compared to other mammals Species Simple brain –to body ratio Small birds 1:12 Humans 1:40 Mouse 1:40 cat 1:100 Dog 1:125 Frog 1:175 Shark 1:24960 Lion 1:550
  • Comparing Dolphins to other Mammals
  • Threats and dangers to Dolphins .
    • The killer whale: They are known to kill their own kind
    • Humans: For food, leather, animal feed, oil. They are also used for entertainment and even the military to find underwater bombs
    • Sharks: They are considered to be the worst enemy and predator of the dolphin
    • They are considered a very intelligent species
    • groups across the world have called on a ban to killing and eating of dolphins chief amongst them:- The Whale and Dolphin Conservation Society
  • Acknowledgement:
    • Special gratitude goes to the W.D.C.S( The world dolphin conservation society), the global voice for the protection of dolphins in Chipppenham United Kingdom, who inspired my choice