The black-tailed rattlesnake is a pit viper possessing venom glands that are larger than its cousins from the same locality. During the season of fall and spring it remains diurnal, but during the winter, the species becomes nocturnal.
Kingdom Animalia Phylum Chordata Class Reptilia Order Squamata Suborder Serpentes Family Viperidae Genus Crotalus Scientific Name Crotalus molossus
Size 2.4-3.5 ft (73-106 cm) Color Body could be black, olive, brown or yellow with an all-black tail, black band surrounding the eyes and mouth Distribution Texas, Arizona, New Mexico, Tiburón Islands, San Estéban, Gulf of California and Oaxaca of Mexico Habitat Desert, grassland, mountains, forested zones in high altitude Subspecies C. m. molossusC. m. nigrescensC. m. oaxacus Hibernation Throughout the winter Diet Rabbits, mice, rats, lizards, and birds Venom Fact Venomous Mode of Reproduction Viviparous Litter Size 4-12 eggs Average Lifespan 15-20 years IUCN Conservation Status Least Concern
Black-tailed Rattlesnake Pictures Gallery
Black Tailed Rattlesnake Images Black Tailed Rattlesnake Photos Black Tailed Rattlesnake Pictures Black Tailed Rattlesnake Venom Black Tailed Rattlesnake Black Tailed Rattlesnakes Crotalus Molossus Northern Black Tailed Rattlesnake