The reindeer is the only mammal that can see UV light.
17
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
A dairy cow can produce more milk when listening to music.
446
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
Bats sleep 18-20 hours per day.
5
The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
492