21x Postcard Of Prairie Dog (Cynamys ludovicianus) North American Wildlife The Prairie Dog feeds almost entirely on grasses and other plants. It will change habits as the vegetation changes. The prairie dog uses its front paws for eating, similar to the way human use their hands. It is usually out of its burrow during the daytime and can be seen standing or sitting on a mound of earth. Photographer: Barbara von Hoffmann This postcard has white borders Postcard size 5x7