A dairy cow can produce more milk when listening to music.
446
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
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
When you shave a guinea pig it looks like a little hippo.
19
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
Cows can sleep standing up, but they can only dream lying down.
745