Dolphins have names for one another.
18
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
A group of kittens is called a "kindle".
10
The desire to squeeze and hug cute things comes from the same place in your brain as aggression.
65
When dragonflies mate, their tails form a love heart.
22