Cows can sleep standing up, but they can only dream lying down.
745
Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
40
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8
15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
1