Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
Raj from the Big Bang Theory is married to Miss India.
11
When cats are happy, they may squeeze their eyes shut.
10
One litter of kittens can be produced by more than one father.
57
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
40
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11