Cat families usually play best in even numbers. Cats and kittens should be acquired in pairs whenever possible!
156
Tigers, leopards, and jaguars love "Calvin Klein's Obsession for Men". The scent is used to attract animals to cameras in the wilderness, and was even a turn on for one pair of Jaguars who were subject to it.
17
Cats and dogs can hear ultrasound.
350
A group of kittens is called a "kindle".
10
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
When you shave a guinea pig it looks like a little hippo.
19
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255