A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
One litter of kittens can be produced by more than one father.
57
A new born kangaroo is small enough to fit in a spoon!
7
Baks the blind boxer has a seeing eye goose named Buttons; a four-year-old goose who leads the pup around everywhere either by hanging onto him with her neck, or by honking to tell him which way to go.
16
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