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
Mosquitoes don't just bite you, they also pee on you.
11
A banana slug can be 6-8 inches and their erect penis can be just as long. Also, their penises emerge from their heads. After sex, banana slugs eat each others penises.
17
Sniffologists have the job of sniffing armpits.
4