Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
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Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
Dolphins have names for one another.
18
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
There was a cable network called The Puppy Channel that, for 3 years, broadcast only broadcast footage of puppies playing.
1