Australian Graham Barker has been collecting his own belly button fluff every day since 1984 - keeping it in storage jars.
15
Sniffologists have the job of sniffing armpits.
4
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
Some Chinese-made hair bands were fashioned from recycled condoms.
131
Skittles and jellybeans contain crushed insect cocoons which are used to coat the candies to give them that special shine.
9
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
In Brazil, there's a species of cockroach that eats eyelashes, usually those of young children while they are asleep.
151