There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
40
Cat families usually play best in even numbers. Cats and kittens should be acquired in pairs whenever possible!
156
When cats are happy, they may squeeze their eyes shut.
10
Sharks have been on the planet longer than trees.
14
Whales and dolphins can't taste anything other than salt.
11
There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
40
Cows can sleep standing up, but they can only dream lying down.
745