When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
Penguins have a gland above their eye that turns saltwater into freshwater.
12
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
A 42-foot sperm whale has about 7 tons of oil in it.
209
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79