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
There's a phone app called RoboRoach that allows you to remotely control a cockroach through a chip that you to manually implant into the unwitting critter.
10
Most of the dust underneath your bed is actually your own dead skin.
251
Sniffologists have the job of sniffing armpits.
4
"Fish odor syndrome" is a rare genetic disorder that causes people to smell like rotten fish.
5
Skittles and jellybeans contain crushed insect cocoons which are used to coat the candies to give them that special shine.
9