The chlorine smell in swimming pools is accentuated by the chemical's reaction with impurities (like poop.)
7
Within three days of death, the enzymes that once digested your food begin to eat you.
22
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
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
Australian Graham Barker has been collecting his own belly button fluff every day since 1984 - keeping it in storage jars.
15
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