The Basenji dog is the only dog that is not able to bark.
4
Sheep, goats, octopuses, and toads have rectangular pupils.
7
Dragonflies can travel up to 60 mph.
25
A group of kittens is called a "kindle".
10
A pig's orgasm lasts for 30 minutes.
303
Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
At birth, a panda bear is smaller than a mouse.
40
A crocodile always grows new teeth to replace the old teeth!
15