Ever wonder why sharks have so many differently shaped teeth or why they keep regrowing throughout their lives? Dr. David ...

callout: A single shark may run through upwards of 50,000 teeth in its lifetime ... which converts to a tooth-tip pressure of 42,674 pounds per square inch. (This came from a shark only six ...

Others even include the tips of teeth broken off in the bone during a feeding frenzy ... rib bone Most reconstructions show megalodon looking like an enormous great white shark, Carcharodon carcharias ...

While fans of the movie and novel “Jaws” might envision an encounter with a 22-foot great white shark as being daunting, ...

Teeth from sharks ... have been collected, such as white sharks, tiger sharks, and makos” says Dr Meyer. “Now we can begin to ...

They both have unique skin that is covered in tiny modified teeth. These teeth reduce drag and make the shark swim faster. All sharks and rays have teeth – even the ones that eat plankton!