Cat families usually play best in even numbers. Cats and kittens should be acquired in pairs whenever possible!
156
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8
There is a sea snail that wears a suit of iron plated armor. It is the only known animal to use iron sulphide as skeletal material.
9
The octopus does not have a blind spot.
273
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
Sergeant Stubby was the only war dog to be promoted to sergeant through combat in WWI. He saved his regiment from surprise mustard gas attacks, found and comforted the wounded, and even once caught a German spy by the seat of his pants, holding him there until American Soldiers found him.
16
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5