According to the legend, the Jersey Devil was born to a Quaker named Mother Leeds in 1735 -- a hideous, deformed thing with wings, hooves and horns, it let out a blood-curdling scream after being born, and flew out the chimney and into the woods. For centuries since then, people in the area have reported sightings of the Devil, making it one of North America's most popular cryptids. But what is it, exactly? Could there be a grain of truth to all the wild campfire stories?