| A shark can hear a fish in the water from more than a mile away. |
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| A shark is a type of fish. |
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| A shark's skeleton is made of cartilage, a type of strong but flexible tissue. |
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| How does a shark find fish? It can hear their hearts beating. |
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| Lake Nicaragua in Nicaragua is the only fresh water lake in the world that has sharks. |
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| More than 90% of shark attack victims survive. |
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| Sharks are immune to cancer. |
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| Sharks are so powerful that their bite can generate a force of up to 6 tons per square inch. |
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| Sharks can live up to 100 years. |
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| Sharks can smell one drop of blood in a million drops of water. |
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| Sharks have been around for more than 300 million years! They were around before dinosaurs. |
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| The chance of being killed by a shark is one in 300 million. |
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| The great white shark reaches about 20 ft (6 m) in length and weighs up to 5,000 lbs (2,300 kg). |
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| The record for a shark fasting was observed in an aquarium with the Swell Shark, which did not eat for 15 months. |
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| There are more than 350 different kinds of sharks. |
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