Sheep, goats, octopuses, and toads have rectangular pupils.
7
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
492
A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
250
The Basenji dog is the only dog that is not able to bark.
4
The Pistol Shrimp can snap its claws together to create a sound of 218 decibels, louder than as supersonic jet at full speed. It only lasts for 1 millisecond. The snapping action also creates a bubble that is greater than 5000 Kelvin, close to the surface temperature of the sun.
21