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
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
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
The average person will go on a date at least 100 times before they finally marry.
33
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12