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
When dragonflies mate, their tails form a love heart.
22
As a rule, 66 percent of people keep their eyes closed while kissing. The rest take pleasure in watching the emotions run the gamut on the faces of their partners.
687
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
A poll has found that computer 'nerds' make the best lovers, with 82 percent of IT geeks claiming they put their partner's pleasure above their own.
464
Men fall in love faster than women do.
32
The left ear is more responsive to words of love and emotion whispered into it than the right.
44