Western diamond-back rattlesnake (Western diamondback Rattlesnake) (Crotalus atrox) in captivity, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America

Prairie rattlesnake (Western rattlesnake) (Plains rattlesnake) (Crotalus viridis), Custer State Park, South Dakota, United States of America, North America

Hypomelanistic Western Diamond-Back Rattlesnake (Western Diamondback Rattlesnake) (Crotalus atrox) in captivity, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America

Hypomelanistic Western diamond-back rattlesnake (Western diamondback rattlesnake) (Crotalus atrox) in captivity, Arizona Sonora Desert Museum, Tucson, Arizona, United States of America, North America

Rattlesnake coiled under rock

western diamondback rattlesnake or Texas diamond-back (Crotalus atrox). Park of the Nature of Cabarceno. Cabarceno, Cantabria, Spain.

Western Diamondback Rattlesnake (Crotalus atrox), adult in defense pose among flowers in desert, Starr County, Rio Grande Valley, Texas, USA

Western Diamondback Rattlesnake (Crotalus atrox), adult in defense pose at sunset in desert, Starr County, Rio Grande Valley, Texas, USA

Western diamondback rattlesnake (Crotalus atrox) coils in red-hued soil.

Close up of Western diamondback rattlesnake