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
Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
Wearing red increases attraction.
30
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Twenty nine percent of women spend more time shopping for shoes than they do looking for a life long mate.
737
Men who kiss their wives in the morning live five years longer than those who don't.
1k
One in five long-term love relationships began with one or both partners being involved with others.
177