When dragonflies mate, their tails form a love heart.
22
Men fall in love faster than women do.
32
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
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
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
Two in five people in the world marry their first love.
270
The left ear is more responsive to words of love and emotion whispered into it than the right.
40