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
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
Most of the dust underneath your bed is actually your own dead skin.
251
Mosquitoes don't just bite you, they also pee on you.
11
In 1386, a pig in France was executed by public hanging for the murder of a child.
469
The chlorine smell in swimming pools is accentuated by the chemical's reaction with impurities (like poop.)
7