usa world animals vocab health science math brain

Like other fish, sharks have scales, although theirs are smaller and coarser (so a shark's skin feels like sandpaper). Although often portrayed as vicious killers, sharks will normally leave humans alone, and very few shark attacks actually occur each year.

Possible Advertisement
Shark-eye corneas have been used for human transplants, and shark tissue to make artificial skin for burn victims.



Kid's Corner: Ocean Game

Animated game with sounds! Can you tell the difference between an aquatic mammal and a fish?


Click on the individual sharks on the left hand columjn to get more cool facts.