Great Basin rattlesnake

Great Basin rattlesnake may refer to:

• Crotalus oreganus (in general), a.k.a. the western rattlesnake, a venomous pit viper species found in North America in the western United States, parts of British Columbia and northwestern Mexico.
• Crotalus oreganus lutosus (in particular), a.k.a. the Great Basin rattlesnake, a venomous pit viper subspecies found in the Great Basin region of the United States. This area stretches from parts of eastern California east into Western Colorado, from south Nevada north into southeastern Oregon. The Great Basin rattlesnake is not a large snake, adults range in size from 15" to 36" with the rare individual a few inches larger than three feet. The Great Basin rattlesnake displays many different color variations throughout its range. It is commonly found in rocky sagebrush desert and rangeland areas. The species often hibernates in south-facing rocky den sites, where large numbers often congregate in the deep crevices of these rocky slopes. The Great Basin rattlesnake feeds mainly on small rodents and will also eat lizards and the occasional bird. The young are born live in the late summer months. During the heat of the summer these reptiles are most active at night.
• Crotalus viridis, a.k.a. the prairie rattlesnake, a venomous pitviper species native to the western United States, southwestern Canada, and northern Mexico.

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Common locations are the northeast Reno, Nv area primarily the surroundings of Pyramid Lake.