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
Macaques monkeys in Japan learned to steal purses and wallets, take out the coins, and use them to buy drinks and snacks from vending machines.
26
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
45
Parrot parents "name" their children with a signature call.
112