Dolphins have names for one another.
18
When cats are happy, they may squeeze their eyes shut.
10
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
Cuddling (or other ‘love’ acts) helps to heal physical wounds faster due to the release of Oxytocin which is proven to reduce swelling.
22
One litter of kittens can be produced by more than one father.
57
A group of kittens is called a "kindle".
10