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
Cats sleep for 70% of their lives.
8
A group of unicorns is called a blessing.
304
Only 3% of bird species have penises.
0
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
Bats sleep 18-20 hours per day.
5