Large adult female, approximately 40 inches in length. Discovered DOR at 8:30 am. Temp was 54 degrees F at that time. Temperature at 6:30 was 44 degrees F. Based on still fresh blood, and only slight rigor, snake was likely killed between 6 am and 7 am.
Crossing the highway. 70° and very windy. Rain most of the day.
This snake was found crossing dirt road at night in alluvial wash area in extreme Southern Nevada. The snake crawled up into a bush to hide, where it was photographed.
Crotalus atrox, the western diamondback rattlesnake, is a venomous rattlesnake species found in the United States and Mexico. It is likely responsible for the majority of snakebite fatalities in northern Mexico and the second-greatest number in the USA after C. adamanteus. No subspecies is currently recognized.