diet

Durst, S. 2004. Southwestern willow flycatcher potential prey base and diet in native and exotic habitats. . 96 p.

• diet
• Empidonax traillii extimus
• Southwestern Willow Flycatcher

Christman, B. 2003. Survey and monitoring of Chiricahua leopard frog (Rana chiricahuensis) populations on the Ladder Ranch and adjacent Gila National Forest lands: Sierra County, New Mexico, 2002 Summary. Report to Turner Enterprises. . 23 p.

Steenhof, K. and M.N. Kochert. 1985. Dietary shifts of sympatric buteos during a prey decline. Oecologia. 66:6-16.

• interspecific competition
• Buteo jamaicensis
• Buteo regalis
• diet