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
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
'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
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
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
According to the New York Times, a study conducted during the 1980's found that men who kiss their wives before leaving for work live longer, get into fewer car accidents, and have a higher income than married men who don't.
14
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
You burn 26 calories in a one minute kiss.
605