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
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
When dragonflies mate, their tails form a love heart.
22
When cats are happy, they may squeeze their eyes shut.
10
A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
Some British police cars carry a teddy bear to console children after an accident.
46