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
Some British police cars carry a teddy bear to console children after an accident.
46
Raj from the Big Bang Theory is married to Miss India.
11
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
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
When cats are happy, they may squeeze their eyes shut.
10