One litter of kittens can be produced by more than one father.
57
When dragonflies mate, their tails form a love heart.
22
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
A group of kittens is called a "kindle".
10
When cats are happy, they may squeeze their eyes shut.
10