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Great Basin Rattlesnake


Utah, Idaho, Nevada, and Oregon


Arid to semi-arid, rocky areas up to 7,000 feet


Rattlesnakes are often heard before they are seen. When alarmed they may make a sound resembling a sudden burst of steam, but when only slightly disturbed may merely click the rattle. 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. Lifespan is 10 - 20 years depending on size and species.

Great Basin Rattlesnake Click to View Bigger Picture

Mild-tempered compared to other rattlesnakes


Viviparous(live-bearing); 6-12 young born

Interesting Facts:

Be Rattlesnake Aware! Download this .pdf: Rattlesnake Awareness Brochure

Great Basin Rattlesnake
Native Utah Animal
See what other animals are Native to Utah.

Class: reptile
Genus: Crotolus
Species: viridis lutosus
Length: 15 - 62 in.
Average Lifespan: 10
Wild Diet: Small mammals and birds, lizards and frogs
USFWS Status: Not Listed
CITES Status: Not Listed
Where at the Zoo? Small Animal Building: Desert Zone

Learn more about reptile or animals from North America!
Or, cross-reference the two!

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