Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
Dolphins have names for one another.
18
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
One litter of kittens can be produced by more than one father.
57
A puppy is born blind, deaf, and toothless.
16
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11