In dry, rocky arroyo ~9AM.
Wise co tx
observada a un costado del camino San Juan-El Venado
Encontrada a un costado de la carretera Cuatro Ciénegas-San Pedro
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.