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
Most of the dust underneath your bed is actually your own dead skin.
251
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
A banana slug can be 6-8 inches and their erect penis can be just as long. Also, their penises emerge from their heads. After sex, banana slugs eat each others penises.
17
Within three days of death, the enzymes that once digested your food begin to eat you.
22