Sheep, goats, octopuses, and toads have rectangular pupils.
7
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
When you shave a guinea pig it looks like a little hippo.
19
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
On some poorly researched trivia lists it is stated as a fact that a pregnant goldfish is called a twit. This is not true as goldfish lay eggs.
71