Strix occidentalis
Kryshak, N. Gustafson, M. Williams, J. Jones, G. observations on the Mexican Spotted Owl
Ruvalcaba, J & Franks, J 2023. Surveys conducted for Mexican Spotted Owl.
Hnery, E. 2023. Observations on various species, including Mexican spotted owl, Chiricahua Leopard Frog, Western Yellow Billed Cuckoo, and Narrow-headed Gartersnake
United States Forest Service. 2002. Environmental assessment: Rio Penasco II.. United States Department of Agriculture.. 200 p.
Lane, J.S. 2012. New Mexico Department of Game and Fish 2011 annual report of threatened and endangered species activities to U.S. Fish and Wildlife Service, Section 10 TE-815409. 7p.