Wolfe, D.H., and Patten, M. A. 2008 Surveys for White-tailed Ptarmigan in the Snagre de Cristo Mountains, New Mexico. 2009. University of Oklahoma. Bartlesville, OK, USA. 33 p. Supported by the George M. Sutton Avian Research Center.

• Lagopus leucurus
• white-tailed ptarmigan