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
The reindeer is the only mammal that can see UV light.
17
Cat families usually play best in even numbers. Cats and kittens should be acquired in pairs whenever possible!
156
Sloths take two weeks to digest their food.
243
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11
Cats recognise the voice of their owner, but never evolved to care.
22
There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
40