Mosquitoes don't just bite you, they also pee on you.
11
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
Condoms were originally made of animal intestines or linen.
347
In 1386, a pig in France was executed by public hanging for the murder of a child.
469
Most of the dust underneath your bed is actually your own dead skin.
251
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13