petroglyphs pecked into the patina of the rock surface, the goal of our trek down into Butler Wash (see previous)..native Americans made these centuries ago, and the primitive artwork is known as the Wolfman Petroglyph Panel...certainly the human figure has claw-like hands, and a pair of wolf-paw prints amid the etchings adds to the impression..a few plant and bird images are evident, while a couple of geometric figures remain more enigmatic