Great basin rattlesnake - Utah's Hogle Zoo Home Animal Tour Africa Asia N. America S. America Great Basin Rattlesnake Crotolus viridis lutosus Range Utah, Idaho, Nevada, and Oregon. Habitat Arid to semi-arid, rocky. To 7,000 feet. Characteristics Coloration varies greatly, but similar to gopher snakes.
Great Basin is Utah's most common rattler.
Venom is of lower toxicity than many other rattlers. Some don't rattle. Diet Small rodents.