When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
One litter of kittens can be produced by more than one father.
57
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
A group of pugs is called a grumble.
10
A new born kangaroo is small enough to fit in a spoon!
7