Condoms were originally made of animal intestines or linen.
347
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
Your ears secrete more earwax when you are afraid than when you aren't.
229
Skittles and jellybeans contain crushed insect cocoons which are used to coat the candies to give them that special shine.
9