Cats sleep for 70% of their lives.
8
If a vampire bat goes 2 days without drinking blood, they can die. However, well fed female bats will puke up blood and share it with other bats that they like in exchange for grooming.
13
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
In 1949, an official boxing match between a bear and a man was held. The bear won.
41