Sea otters hold hands while sleeping so they don’t drift away from each other.
104
Dolphins have names for one another.
18
When dragonflies mate, their tails form a love heart.
22
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
Some British police cars carry a teddy bear to console children after an accident.
46
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10