found: Leyva-Espinosa, R.I. Use of broad-scale data to assess changes of scaled quail populations in Texas, 2000:leaf vi (Scaled quail (Callipepla squamata) is an upland species that has declined in areas of historical distribution in Texas.)
found: Oberholser, H.C. The bird life of Texas, 1974:v. 1, p. 272 (In Arizona and New Mexico, and in many books, the quail of the desert is the Gambel's quail, but in Texas it is the scaled quail.)
found: Udvardy, M.D.F. The Audubon Society field guide to North American birds, Western Region, 1992:p. 534 (Scaled quail, Callipepla squamata)
found: Book of No. Am. birds, 1990:p. 59 (Scaled quail, Callipepla squamata. "Common in the arid Southwest, scaled quail frequent a landscape of mesquite and creosote bushes, scattered cacti, and cottonwood bottom lands ... There the 'cotton-tops,' so-called for their white-tipped topknots ...")