A puppy is born blind, deaf, and toothless.
16
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
When cats are happy, they may squeeze their eyes shut.
10
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