When cats are happy, they may squeeze their eyes shut.
10
The desire to squeeze and hug cute things comes from the same place in your brain as aggression.
65
Some British police cars carry a teddy bear to console children after an accident.
46
When dragonflies mate, their tails form a love heart.
22
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