Pug Blog Dog Blog, All About Pugs, Dogs & Tattoos With no other outlet for comfort, a dog can always turn to the relieving action of chewing, gnawing, or eating to manage stress. In humans, the predilection for eating non-food items is classified as a disorder called Pica. It’s subdivided into things any dog owner will recognize. For instance, we have geophagy (eating clay or dirt), coprophagy (eating feces), and xylophagy (eating paper). The last echoes the familiar refrain of …