Adult in ambush posture near a stock tank on Elephant Mountain WMA. With Steve Platt. Imaged only. GTS 746. Also UTA DC 7276-7.
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.