Your ears secrete more earwax when you are afraid than when you aren't.
229
The chlorine smell in swimming pools is accentuated by the chemical's reaction with impurities (like poop.)
7
15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
1
Condoms were originally made of animal intestines or linen.
347
An average person’s yearly fast food intake will contain 12 pubic hairs.
-57
Sniffologists have the job of sniffing armpits.
4
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6