Sea otters hold hands while sleeping so they don’t drift away from each other.
104
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
One litter of kittens can be produced by more than one father.
57
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
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10