A banana slug can be 6-8 inches and their erect penis can be just as long. Also, their penises emerge from their heads. After sex, banana slugs eat each others penises.
17
Your ears secrete more earwax when you are afraid than when you aren't.
229
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
Within three days of death, the enzymes that once digested your food begin to eat you.
22