Sea otters hold hands while sleeping so they don’t drift away from each other.
104
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.
27
A man's beard grows fastest when he anticipates sex.
239
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
As a rule, 66 percent of people keep their eyes closed while kissing. The rest take pleasure in watching the emotions run the gamut on the faces of their partners.
687
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
456
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