Buteo

Crocoll, S. T., and J. W. Parker. 1989. The breeding biology of broad-winged and red-shouldered hawks in western New York. J. Raptor Res. 23:125-39.

• Buteo

Palmer, R. S. 1988c. Red-shouldered hawk, ASTURINA LINEATA. Pages 413-29 in R. S. Palmer (editor). Handbook of North American Birds. Vol. 4: Diurnal Raptors (Part 1). Yale University Press, New Haven, Connecticut. 433 pp.

• Buteo

Titus, K., et al. 1989a. Buteos. Pages 53-64 in Proceedings of the Northeast Raptor Management Symposium and Workshop. National Wildlife Federation, Washington, D.C.

• Buteo

Kocan, A. A., J. Snelling, and E. C. Greiner. 1977. some infectons and parasitic diseases in Oklahoma raptors. J. Wildl. Dis. 13:304-6.

• Buteo