Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
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
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
When dragonflies mate, their tails form a love heart.
22