Condoms were originally made of animal intestines or linen.
347
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
Skittles and jellybeans contain crushed insect cocoons which are used to coat the candies to give them that special shine.
9
In Brazil, there's a species of cockroach that eats eyelashes, usually those of young children while they are asleep.
151
"Fish odor syndrome" is a rare genetic disorder that causes people to smell like rotten fish.
5
Mosquitoes don't just bite you, they also pee on you.
11