A new born kangaroo is small enough to fit in a spoon!
7
One litter of kittens can be produced by more than one father.
57
When cats are happy, they may squeeze their eyes shut.
10
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
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12