Ключевые слова: animal, arizona, arizona desert, closeup, coiled, coldblooded, crotalus, crotalus atrox, danger, dangerous, deadly, desert, diamondback, eastern, herp, herpetology, lethal, nature, poisonous, rattle, rattlesnake, reptile, scales, serpent, snake, snakes, tongue, venom, venomous, viper, western, white, wild, wildlife,