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.
|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|
|Mode of Reproduction||Viviparous|
|Litter Size||4-12 eggs|
|Average Lifespan||15-20 years|
|IUCN Conservation Status||Least Concern|
Black-tailed Rattlesnake Pictures Gallery
Published on September 9th 2019 by staff under Snakes. Article was last reviewed on 7th September 2019.