Spys Researchers are now tracking the genetic history of pigs to learn more about the ancient history of humankind. Since pigs traveled with our ancient ancestors, knowing how they migrated gives insight into that of humans. There are lots of animals that spy on humans, from the cat that refuses to let you pass without petting it to the raccoons that wait till' you sleep before raiding your garbage. What animal spying have you spied? Ever do any of your own? Boss Hoss bosshoss_20070321.jpg Blackears blackears_20070321.png Skye Goodfellow skyegoodfellow_20070321.jpg Grey grey_20070321.gif Eddie Canis eddiecanis_20070321.jpg