A group of kittens is called a "kindle".
10
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
A new born kangaroo is small enough to fit in a spoon!
7
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