slim short-limbed lizard having a distinctive fold on each side that permits expansion; of western North America

slim short-limbed lizard having a distinctive fold on each side that permits expansion; of western North America

slim short-limbed lizard having a distinctive fold on each side that permits expansion; of western North America

slim short-limbed lizard having a distinctive fold on each side that permits expansion; of western North America

slim short-limbed lizard having a distinctive fold on each side that permits expansion; of western North America

slim short-limbed lizard having a distinctive fold on each side that permits expansion; of western North America

large alligator of the southeastern United States

large alligator of the southeastern United States

large alligator of the southeastern United States

large alligator of the southeastern United States