When dragonflies mate, their tails form a love heart.
22
Kissing an infection-free partner is good for your teeth!
141
In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
456
A man's beard grows fastest when he anticipates sex.
239
A Korean man called Lee Jin-gyu fell in love with his large, huggable pillow and married it.
29
Sea otters hold hands while sleeping so they don’t drift away from each other.
104