A Blacktailed Rattlesnake coiled in the grass in the Madrean woodlands of southeastern Arizona. These large, greenish rattlesnakes are a common sight for hikers and naturalists in the area.

A Blacktailed Rattlesnake coiled in the grass in the Madrean woodlands of southeastern Arizona. These large, greenish rattlesnakes are a common sight for hikers and naturalists in the area.
The face of a Chihuahuan Hook-nosed Snake. These are small eaters of invertebrates. The subtle scoop on the end of the nose is helpful for finding prey in the sandy, grassland soil where they live.
Hardy, L. M. (1976). Gyalopion, G. canum, G. quadrangularis (Unpublished manuscript). University of Texas. Retrieved from https://repositories.lib.utexas.edu/bitstreams/7425e5d2-4c40-4129-b736-a067e0a8d23b/download
Parga, V. M. (2018). Arthropod diets in Chihuahuan Desert snakes (Unpublished master’s thesis). University of Texas at El Paso.
I spotted this young Gila Monster on an isolated rocky area surrounded by desert grassland. Gilas in this area can often have more black mottling than the banded version found elsewhere in the state. We took some photos briefly and let it be on its way.