Falxa, G.A. Lanning, D.V. Merker, C.R., Ukrain, D.J. Wade, V.R. Witacre, D.F. Hunt, W.G. (1976) A Peregrine Falcon Nesting Survey and Habitat Evaluation in the Gila National Forest. Prepated for USFS Purchase Order 659-R3-76 . Retrieved from Regional Offi

• Falco peregrinus anatum