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 newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13