Australian Graham Barker has been collecting his own belly button fluff every day since 1984 - keeping it in storage jars.
15
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
Sniffologists have the job of sniffing armpits.
4
Most of the dust underneath your bed is actually your own dead skin.
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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
"Fish odor syndrome" is a rare genetic disorder that causes people to smell like rotten fish.
5
The Jewel Wasp injects a drug into a cockroach’s brain, turns it into a zombie, rides it like a horse back to its burrow, and then lets its hatched larvae feed on the cockroaches body from the inside.
6