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
'X' became symbolic for a kiss because in the middle ages when alot of people were illiterate and they used to sign documents with an X and then kiss it for sincerity.
255
Two in five people in the world marry their first love.
270
Kissing an infection-free partner is good for your teeth!
141
When dragonflies mate, their tails form a love heart.
22
For Valentine's Day 2014, an unnamed man sabotaged a special screening of "Beijing Love Story" at a Shanghai cinema by booking every other seat, subsequently preventing couples from sitting together.
41
A Korean man called Lee Jin-gyu fell in love with his large, huggable pillow and married it.
29
A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10