The desire to squeeze and hug cute things comes from the same place in your brain as aggression.
65
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
When dragonflies mate, their tails form a love heart.
22
One litter of kittens can be produced by more than one father.
57
Some British police cars carry a teddy bear to console children after an accident.
46