Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
2
When cats are happy, they may squeeze their eyes shut.
10
Some older/less efficient worker termites will develop 'backpacks' of toxic chemicals that explode when the termite is threatened. They are essentially used as suicide bombers when the colony is being attacked.
8