Bald eagle winter habitat on southwestern national forests. Status of the cattle egret in New Mexico. Status of Cassin s sparrow in New Mexico and adjacent states. Revised check-list of the birds of New Mexico. Roadside raptor counts as an indicator of the status of the turkey vulture in New Mexico.
Ferruginous hawk is a bird of paradoxes.
White, D. H., and A. J. Krynitsky. Wildlife in some areas of New Mexico and Texas accumulate elevated DDE residues, 1983. Schorger, A. W. 1970. A new species of Meleagris gallopavo. Texas Tech, pp.341-365.