Charles Darwin
Western Rattlesnake (Crotalus oreganus)

Western Rattlesnake

Crotalus oreganus

About the Western Rattlesnake

Crotalus oreganus is a venomous pit viper species found in North America in the western United States, parts of British Columbia, and northwestern Mexico. Seven subspecies are currently recognized, including the nominate subspecies described here.

Key Facts

  • Well-known species with 36,964 recorded observations.

Classification

Frequently Asked Questions

What is the scientific name of the Western Rattlesnake?

The scientific name of the Western Rattlesnake is Crotalus oreganus.

How many Western Rattlesnake sightings have been recorded?

36,964 observations of the Western Rattlesnake have been recorded on iNaturalist.

36,964 observations on iNaturalist
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