There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
40
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
Raj from the Big Bang Theory is married to Miss India.
11
Sea otters hold hands while sleeping so they don’t drift away from each other.
104