Veiled Chameleon, Chamaeleo calyptratus, true chameleon, true chameleons, old world chameleon, old world chameleons, chameleon, chameleons, Yemen Chameleon, Yemen chameleons, tree dweller, tree dwellers, tree climber, tree climbers, predator, predators, omnivore, omnivores, reptile, reptiles, lizard, lizards, insectivore, insectivores, oviparous, sexual dimorphism, dimorphic, sexually dimorphic, arboreal, arboreal lizard, arboreal lizards, skin, scale, scales, scaly skin, chromatophores, colorful, colourful, color change, color changes, colour change, colour changes, territorial, mood, aggressive, aggression, display, displaying