The chlorine smell in swimming pools is accentuated by the chemical's reaction with impurities (like poop.)
7
In 1386, a pig in France was executed by public hanging for the murder of a child.
469
In Brazil, there's a species of cockroach that eats eyelashes, usually those of young children while they are asleep.
151
Most of the dust underneath your bed is actually your own dead skin.
251
Cockroaches can live for 9 days after their head has been cut off.
140
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
Sniffologists have the job of sniffing armpits.
4