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  1. 1. Megan Heffron Computer Literacy Educ 462 November 29, 2004 Science: Grade 3 MMH213 [email_address] Dr. Coffman TERROR OF SHARKS
  2. 2. CONTENTS <ul><li>Sharks Have a Bad Reputation </li></ul><ul><li>Shark Attacks </li></ul><ul><li>Most Dangerous to Humans </li></ul><ul><li>Mistaken Identity </li></ul><ul><li>Predators- HUMANS </li></ul><ul><li>Myths About Shark </li></ul>
  3. 3. Sharks Have a Bad Reputation Movies and media play a huge role in this stereotype
  4. 4. <ul><li>The 1975 film “Jaws” about a killer shark, scared audiences out of the water, and fueled a worldwide hatred and fear of sharks. </li></ul><ul><li> </li></ul>
  5. 5. Media Role <ul><li>“ Summer of the Shark” </li></ul><ul><li>Last year shark attacks were all over our TV screens </li></ul><ul><li>Less attacks that year than the previous but on TV more </li></ul><ul><li>Little Boy gets arm ripped off by shark and heroic uncle goes in after the shark </li></ul><ul><li>This is one reason the media plays up on attacks </li></ul>
  6. 6. Bethany Hamilton a 13 year old girl attacked while surfing <ul><li>Media covered this story and it was seen all over the world- “Vicious shark rips girls arm off!” </li></ul>
  7. 7. When is the most likely time to encounter a shark- FEEDING TIME <ul><li>Dawn till 10am </li></ul><ul><li>and </li></ul><ul><li>2-4 pm </li></ul>
  8. 8. Shark Attacks <ul><li>Many People think this is the result when a shark is nearby </li></ul><ul><li>This is very wrong, in actuality the chances of being bitten by a shark are slim to none. In the United States, the chances of drowning are 1000 times greater than being attacked by a shark. </li></ul>
  9. 9. World Shark Attacks 48 6 54 1999 48 12 60 1998 40 3 43 1997 63 11 74 1996 53 9 62 1995 41 14 55 1994 41 14 55 1993 48 7 55 1992 35 3 38 1991 35 2 37 1990 NON-FATAL FATAL TOTAL ATTACKS YEAR
  10. 10. <ul><li>Sharks are in the water with humans all the time and yet you have a better chance of being struck by lightning than bitten by a shark!!!! </li></ul>
  11. 11. <ul><li>There are over 344 species of sharks and only 27 have been accused of attacking humans </li></ul><ul><li>Those three sharks include: </li></ul>
  12. 12. Great White (Carcharodon Carcharias)
  13. 13. Bull Shark (Carcharhinus Leucas)
  14. 14. Tiger Shark (Galeocerdo Cuviev)
  15. 15. Mistaken Identity <ul><li>One of the main reasons that scientists believe that sharks attack surfers is because a person on a surfboard resembles the sharks normal prey, a seal. </li></ul>
  16. 16. <ul><li>Another reason that may be a cause of shark attacks on man is a confusion state for the shark. </li></ul><ul><li>Shark feeding is becoming more and more popular as a tourist attraction and sharks are relating humans to food. </li></ul>
  17. 17. Humans are sharks #1 Predator <ul><li>Humans hunt and kill sharks for several reasons </li></ul><ul><li>To eat </li></ul><ul><li>Cosmetics </li></ul><ul><li>Pills </li></ul><ul><li>Prizes </li></ul><ul><li>Test their masculinity </li></ul><ul><li>Net Protection </li></ul>
  18. 18. <ul><ul><li>People eat all different kinds of sharks </li></ul></ul><ul><li>One of the most common types of food is shark fin soup </li></ul>Food Source
  19. 19. Cosmetics <ul><li>The gallbladder and part of the shark’s liver have been shown to improve acne and other skin complaints. </li></ul>
  20. 20. Pills <ul><li>Health pills made from shark’s liver claim to reduce the incident of heart disease and cancer, and to increase longevity. </li></ul><ul><li>For many years, shark livers were used as a source of vitamin A and E until a synthetic alternative was discovered in the 1950’s </li></ul>
  21. 21. Prizes <ul><li>Jewelry </li></ul><ul><li>- Shark Teeth </li></ul><ul><li>Souvenirs </li></ul><ul><li>- Jaws from a shark </li></ul>
  22. 22. Testing their strength <ul><li>Man has been hunting sharks for years to prove that they are the more dominant species. It is a way for men to test their masculinity and in turn, thousands upon thousands of sharks die each year. </li></ul>
  23. 23. Netting <ul><li>In order to protect bathers, fishing nets are laid across the ocean so that sharks can not swim to close to shore </li></ul>
  24. 24. <ul><li>The only problem is that sharks get caught in the nets and die </li></ul>
  25. 25. <ul><li>Many people don’t care because it is only a shark that is dead- </li></ul><ul><li>But What If… </li></ul>
  26. 26. <ul><li>It was a dolphin, would you feel differently???? </li></ul>
  27. 27. Myths About Sharks <ul><li>Sharks have peanut size brains and are incapable of learning </li></ul><ul><li>False, Shark’s relatively large and complex brains are comparable in size to those of supposedly more advanced animals like mammals and birds . </li></ul><ul><li>Sharks are useless fish </li></ul><ul><li>No way, sharks are a critical part of marine ecosystems, a source for knowledge to help medical conditions, and the basis of a valuable fishery. </li></ul>
  28. 28. Some More Myths <ul><li>Sharks prefer human blood </li></ul><ul><li>False, most sharks do not appear to be especially interested in the blood of mammals as opposed to fish blood </li></ul><ul><li>A shark will attack every time in contact with a person </li></ul><ul><li>False, people are in the water with sharks all the time and do not get attacked </li></ul>
  29. 29. <ul><li>Sharks are one of the most amazing animals </li></ul><ul><li>Don’t fear them, rather admire them for their beauty and grace </li></ul>
  30. 30. Bibliography <ul><li>Bethany Hamilton. www.theage/com/au/.../htm </li></ul><ul><li>Bull Shark . </li></ul><ul><li>Cosmetic Container. </li></ul><ul><li>Dolphin in Net .…/newsid_2848000/2848623.stm </li></ul><ul><li>Ellis, Richard. Great White Shark . Stanford University Press. California, 1991. </li></ul><ul><li>Freedman, Russell . Sharks . Holiday House, New York, 1985 </li></ul><ul><li>Great White in Net. </li></ul><ul><li>Great White Title . </li></ul><ul><li>Jaws Movie . </li></ul><ul><li>Jaws Souvenir . </li></ul><ul><li>Jaws Theme Sound Clip. http://www.jawsmoviesounds.html </li></ul><ul><li>Man Feeding Shark . </li></ul><ul><li>Mistaken Identity . </li></ul><ul><li>Need a Bigger Boat Sound Clip. http://www.jawsmoviesounds.htm </li></ul><ul><li>Pope, Joyce. 1001 Facts About Sharks.Dk Publishing, INC. New York, 2002 </li></ul><ul><li>Shark Attacks . </li></ul><ul><li>Shark Attacking Helicopter. </li></ul><ul><li>Shark Caught by Fishermen. </li></ul><ul><li>Shark in Water with Surfer. </li></ul><ul><li>Shark Jumping out of Water . great%20white%20shark.htm </li></ul><ul><li>Shark Gallery. </li></ul><ul><li>Shark Media. </li></ul><ul><li>Shark Teeth . </li></ul><ul><li>Taylor, Ron and Valerie. Sharks Silent Hunters of the Deep . Readers Digest. New York, 1995 </li></ul><ul><li>Tiger Shark. </li></ul><ul><li>. </li></ul>