Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
A group of pugs is called a grumble.
10
There's a rare breed of pig that looks like a sheep.
14
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
A dork is a whale's penis.
327
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Jumping fleas can accelerate 50 times faster than the space shuttle.
218