Female kangaroos have three vaginas.
2
A dork is a whale's penis.
327
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
Some lizards, in which the tail is a major storage organ for accumulating reserves, will return to a dropped tail after the threat has passed, and will eat it to recover part of the sacrificed supplies.
13
A cat can jump FIVE TIMES as high as it is tall!
371