Wednesday, March 14, 2012

Sharks

Sharks have sharp pointy teeth.












No, that me. Here's a real shark's teeth!


They can have 20,000 teeth in their life time.


They use their teeth for ripping and tearing. Sharks are meat eaters.  Some eat other sharks, sea lions, penguins and other animals. Some eat little shrimp. 




Sharks breathe through gills that looks like lines on their bodies.




Sharks have some of the strongest jaws in the world. They are powerful. 


























They have fins on their backs.








Sharks can be 10 inches long up to the whale shark that is 45 feet long. There are 400 kinds of sharks. The most dangerous are the great white, hammerhead, tiger, mako and bull.



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