Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
When cats are happy, they may squeeze their eyes shut.
10
Dolphins have names for one another.
18
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
One litter of kittens can be produced by more than one father.
57
There was a cable network called The Puppy Channel that, for 3 years, broadcast only broadcast footage of puppies playing.
1