The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
Sheep, goats, octopuses, and toads have rectangular pupils.
7
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8
Sharks have been on the planet longer than trees.
14
There's a rare breed of pig that looks like a sheep.
14
A group of pugs is called a grumble.
10