Your ears secrete more earwax when you are afraid than when you aren't.
229
Condoms were originally made of animal intestines or linen.
347
Cockroaches can live for 9 days after their head has been cut off.
140
In 1386, a pig in France was executed by public hanging for the murder of a child.
469
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 human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
In Brazil, there's a species of cockroach that eats eyelashes, usually those of young children while they are asleep.
151