Kissing an infection-free partner is good for your teeth!
141
Historically, sweat has been an active ingredient in perfume and love potions.
309
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
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
In 1999, a fisherman found a love letter in a bottle from a soldier in WWI. He returned said letter to the now deceased widows 86 year old daughter.
27