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
In 1949, an official boxing match between a bear and a man was held. The bear won.
41
Unsinkable Sam (nickname of a German ship's cat) who served on 3 warships, one German, two British, all sank in action. The cat survived each sinking, floating away on wooden planks to rescue.
19
When cats are happy, they may squeeze their eyes shut.
10
George was the world's largest dog who weighed 233 pounds, stood at 43 inches tall from paw to shoulder, and ate 180 pounds of food a month.
7
A group of kittens is called a "kindle".
10
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5