A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
When you shave a guinea pig it looks like a little hippo.
19
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
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
Cat families usually play best in even numbers. Cats and kittens should be acquired in pairs whenever possible!
156
Squirrels forget where they hide about half of their nuts.
698
The ancestor of all domestic cats is the African Wild Cat which still exists today.
12