National Geographic : 1937 Apr
ARIZONA SANDS, HOME OF THE CACTUS KING 525 FEW ENEMIES CAN REACH THIS BABY THRASHER, SAFE BEHIND A "BARBED WIRE FENCE" A camouflaging coat makes the bird hard to see, and vicious spines of pursuit. Greenish-yellow berries, visible here, often hang intact for several pack rat, fortifies its doorway with the joints of this cholla (page 531). the Opuntia thicket discourage years. One desert denizen, the Photographs by H. L. Shantz THE GILA MONSTER MAY BE SLOW TO ANGER, BUT IT HAS A BULLDOG GRIP Though the beady, black-and-orange reptile has no fangs, poison flows from its lower jaw like saliva, and works into the wound along grooved teeth. Naturalists believe that the plump tail is a reservoir of fat.