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
40% of people who are rejected in romantic love slip into clinical depression.
72
Gary Kremen, founder of match.com, lost his girlfriend to a man she met on match.com.
69
Raj from the Big Bang Theory is married to Miss India.
11
The left ear is more responsive to words of love and emotion whispered into it than the right.
44
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
One in five long-term love relationships began with one or both partners being involved with others.
177
In Korea, if you do not receive any gift on Valentine's day then all the singles go to Korean restaurants and eat black noodles to celebrate (or mourn) their single status.
28