Sea otters hold hands while sleeping so they don’t drift away from each other.
104
When dragonflies mate, their tails form a love heart.
22
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
Dolphins have names for one another.
18
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12