Cat Fact: A cat cannot climb head first down a tree because its claws are curved the wrong way A cat can’t climb head first down a tree because every claw on a cat’s paw points the same way. To get down from a tree, a cat must back down.
Dog Fact: All dogs can be traced back 40 million years ago to a weasel-like animal called the Miacis which dwelled in trees and dens. The Miacis later evolved into the Tomarctus,a direct forbearer of the genus Canis, which includes the wolf and jackal as well as the dog.
