Sea otters hold hands while sleeping so they don’t drift away from each other.
104
When dragonflies mate, their tails form a love heart.
22
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
634
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
Men fall in love faster than women do.
32
Two in five people in the world marry their first love.
270