Alligators can live up to 100 years.
337
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Sheep, goats, octopuses, and toads have rectangular pupils.
7
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