Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
Raj from the Big Bang Theory is married to Miss India.
11
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
Some British police cars carry a teddy bear to console children after an accident.
46
The desire to squeeze and hug cute things comes from the same place in your brain as aggression.
65
A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10