One litter of kittens can be produced by more than one father.
57
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
When cats are happy, they may squeeze their eyes shut.
10
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 male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25