Most of the dust underneath your bed is actually your own dead skin.
251
Your ears secrete more earwax when you are afraid than when you aren't.
229
Condoms were originally made of animal intestines or linen.
347
Some Chinese-made hair bands were fashioned from recycled condoms.
131
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
Cockroaches can live for 9 days after their head has been cut off.
140
"Fish odor syndrome" is a rare genetic disorder that causes people to smell like rotten fish.
5