Western Diamondback Rattlesnake (Crotalus atrox) — Least Concern Reptilia

Western Diamondback Rattlesnake

Crotalus atrox

Conservation Status

Least Concern

Reptilia · Viperidae

About

The western diamondback rattlesnake or western diamond-backed rattlesnake, is a rattlesnake species and member of the viper family, found in the southwestern United States and Mexico. Like all other rattlesnakes and all other vipers, it is venomous. It is likely responsible for the majority of snakebite fatalities in northern Mexico and the greatest number of snakebites in the U.S. No subspecies are currently recognized.

Fun Fact

Western diamondback rattlesnakes can sense infrared radiation from warm-blooded prey using pit organs accurate to 0.003°C — essentially seeing in thermal infrared.

Quick Facts

Habitat

Range from flat coastal plains to steep rocky canyons and hillsides; it is associated with many different vegetation types, including desert, sandy creosote areas, mesquite grassland, desert scrub, and pine-oak forests.

Diet

To be updated

Lifespan

To be updated

Threats

  • Habitat Change
  • Human Disturbance

External Data Sources

Recent sightings on iNaturalist IUCN Red List profile

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