A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
A group of kittens is called a "kindle".
10
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
When cats are happy, they may squeeze their eyes shut.
10
One litter of kittens can be produced by more than one father.
57