Your ears secrete more earwax when you are afraid than when you aren't.
229
Poon Lim survived 133 days alone on a raft at sea by fishing, drinking bird blood, and killing a shark with a jug of water.
21
Mosquitoes don't just bite you, they also pee on you.
11
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6