Cockroaches can live for 9 days after their head has been cut off.
140
Mosquitoes don't just bite you, they also pee on you.
11
The chlorine smell in swimming pools is accentuated by the chemical's reaction with impurities (like poop.)
7
Your ears secrete more earwax when you are afraid than when you aren't.
229
15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
1
"Fish odor syndrome" is a rare genetic disorder that causes people to smell like rotten fish.
5
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6