grand canyon rattlesnake

reptile animal wildlife lizard snake turtle amphibian serpent tortoise soil frog crocodile toad grand canyon rattlesnake rattle crotalus oreganus abyssus coiled resting rock venomous pit viper subspecies3 found states arizona utah enjoys hot desert climates characterized tan colors patterned backs distinctive black deadly rock climates rattle dead death venom posion rattlesnake snake reptile bite scales coiled curled