Domestic pigs average a top speed of about 11 miles per hour.
182
Cats and dogs can hear ultrasound.
350
A domestic cat can sprint at about 31 miles per hour.
274
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11
The Platypus used to be considered a myth like Bigfoot and the Yeti.
18