One litter of kittens can be produced by more than one father.
57
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
A group of kittens is called a "kindle".
10
Dolphins have names for one another.
18
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
Some British police cars carry a teddy bear to console children after an accident.
46