One of the most hated and misunderstood animal that has ever stepped foot on this planet‚ or put fin to water‚ is the Great White shark. Sci-fi movies and shark attacks have resulted in the Great White sharks’ reputation being tarnished in recent times. Sharks have been roaming the ocean for more than 400 million years‚ even predating the Jurassic period. A testament to the perfect adaptation techniques of sharks‚ they have survived many mass extinctions‚ including the extinction that whipped out
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Shark Attack! by Herbert House Biology Department Elon University‚ Elon‚ N.C. It was 5:00 PM on a hot summer afternoon. Eight-year-old Jim Morris‚ wading in the warm current off Florida’s Gulf Coast‚ swam easily toward his sister Amy and his uncle Robert. But the kids’ fun in the shoulder-deep water was cut short by Jim’s shouts of "Get it off me! Get it off me!" Amy’s screams sliced through the peacefully rolling breakers like a knife‚ "Help! A shark has bitten off my brother’s arm! Call 911!"
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The Mysteries About sharks Did you know that sharks have an amazing sense of smell? They can smell one drop of blood in an olympic sized pool. There are many different facts people do not realize about sharks. Sharks‚ including the Great White‚ are extraordinary and stunning; but many are becoming endangered. Sharks are one of the many mysterious creatures that people need to learn more about. In the article “What do you know about sharks” it asks “What are sharks?” Sharks are cold blooded fish
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Kyle Cosentino Managing Coastal Ecosystems 8/31/10 The Freshwater Shark: Bull Sharks and Their Movement between Fresh and Saline Environments Carcharhinus Leucas or bull sharks are the only species of sharks that are able to travel long distances and spend extended periods of time in freshwater environments. Although many people disagree‚ I believe that one of the bull sharks’ main reason for entering freshwater is to find breeding grounds. There is evidence that supports this theory‚ and it
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The topic I have chosen is about sharks and why are they so Deadly. Sharks are deadly because there brain has a very tiny structure in there head. In fact they found that the shark brain only weighs up to about 1.2 ounces are (35 grams) which only works out to about 0.008 percent of its total body weight. Humans have about 238 times more brain mass than white sharks. Sharks are more deadly because the really don’t have a brain to really think because there brain has a very little structure to compare
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Sand Tiger Shark. The Carcharias Taurus has many names because it is known in many parts of the world and they are named differently‚ for example: grey nurse shark‚ ground shark‚ spotted ragged tooth shark‚ slender-tooth shark‚ spotted sand tiger shark and ground shark. Currently the Sand Tiger Shark is vulnerable and is still living in some areas of the world today. The domain of the Sand Tiger Shark is Eukaryote and its phylum is chordate. According to National Geographic Sand Tiger Shark get their
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Differences Between Sharks and Dolphins Sharks and dolphins are both ocean creatures. From afar they look alike but are contrasting ocean creatures. One of the main allusions is that they are the same type of creature‚ but a shark is a fish while a dolphin is a mammal. Because sharks are fish‚ they are cold blooded‚ and because dolphins are mammals they are warm blooded. Dolphins have blow holes and can only stay under water for up to seven to twelve minutes. Although sharks do not have blow holes
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Cookie cutter shark ------------------------------------------------- Features: The Cookiecutter Shark combines many specialized features that enable it to carve out a living in the deep-sea. Like many mesopelagic sharks‚ it has an elongated body cavity filled with an enormous liver comprising as much as 35% of its total weight. The Cookiecutter’s liver is perfused with low-density oils which render the shark nearly neutrally buoyant over a wide range of depths and thereby saves energy by
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See if you can swallow this: Should sharks be protected from people or people protected from sharks? Sharks are more deadly than people? I don’t think so. See if you can swallow this‚ sharks do not have try to eat humans we are not in their diet. The article Do sharks eat people quotes “Only about a dozen of the more than 300 species of sharks have been involved in attacks on humans. Sharks evolved millions of years before humans existed and therefore humans are not part of their normal diets
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Sharks have been the ocean’s apex predators since 200 million years ago. Yet shark populations have been rapidly declining since humans began the worldwide practice of shark finning. This is the process of removing the fins from sharks then throwing the body back into the ocean left to die slowly. Shark fins are popular targets for fishermen because of their high value although the issues caused by this practice are widespread‚ inhumane and damaging to almost every ecosystem. Shark fins have been
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