Geographical distribution of Canyon wren.
Jones, S. L. and J. S. Dieni (1995). Canyon Wren (Catherpes mexicanus), version 2.0. In The Birds of North America (A. F. Poole and F. B. Gill, Editors). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi-org.acces.bibl.ulaval.ca/10.2173/bna.197
Cephas