MEASURING AN EAGLE: REFERENCES

Baird, S.F., T.M. Brewer, and R. Ridgway 1874.  A History of North American Birds: Volume III, Land Birds.  Little, Brown, and Co.: Boston.

Baldwin, S. P., H. C. Oberholser, and L.G. Worley 1931.  Measurements of Birds (1931).  Scientific Publications of the Cleveland Museum of Natural History, Cleveland, OH.

Bent, A.C. 1937.  Life histories of North American birds of prey: order falconiformes.  Smithsonian Institution, Washington, DC.

Bortolotti, G.R. 1984a.  Criteria for determining age and sex of nestling Bald EaglesJournal of Field Ornithology 55: 467-481.

Bortolotti, G.R. 1984c.  Sexual size dimorphism and age-related size variation in Bald Eagles.  The Journal of Wildlife Management 48: 72-81.

Bortolotti, G.R. 1984d.  Physical development of nestling Bald Eagles with emphasis on the timing of growth events.  The Wilson Bulletin 96: 524-542.

Broley, C.L. 1947.  Migration and nesting of Florida Bald Eagles.  The Wilson Bulletin. 59: 3-20.

Chura, N.J., and P.A. Stewart 1967.  Care, food consumption, and behavior of Bald Eagles used in DDT testsThe Wilson Bulletin. 79: 441-448.

Fitzpatrick, B.M. and J.R. Dunk 1999.  Ecogeographic variation in morphology of Red-Tailed hawks in western North America.  Journal of Raptor Research 33: 305-312.

Friedmann, H. 1950.  The birds of North and Middle America: A descriptive catalog.  Part XI.  Smithsonian Institution, Washington, D.C.

Gerrard, J.M. and G.R. Bortolotti 1988.  The Bald Eagles: Haunts and Habits of a Wilderness Monarch.  Smithsonian Institution Press, Washington and London.

Gerrard, J.M., A.R. Harmata, and P.N. Gerrard 1992.  Home range and activity of a pair of Bald Eagles breeding in northern Saskatchewan.  Journal of Raptor Research 26: 229-234.

Imler, R.H. and E.R. Kalmbach 1955.  The Bald Eagle and its economic status.  U.S. Fish and Wildlife Service Circular 30.

Maestrelli, J.R. and S.N. Wiemeyer 1975.  Breeding Bald Eagles in captivityThe Wilson Bulletin 87: 45-53.

Meiri, S. and T. Dayan 2003.  On the validity of Bergmann’s ruleJournal of Biogeography 30: 331-351.

Palmer, R.S., ed. 1988.  Handbook of North American Birds vol. 4: Family Cathartidae, New World condors and vultures; Family Accipitridae (first part), Osprey, kites, bald eagle and allies, accipiters, harrier, buteo allies.  Yale University Press, New Haven and London: 187-237.

Salewski, V. and C. Watt 2016.  Bergmann’s rule: a biophysiological rule examined in birdsOikos 126: 161-172.

Southern, W.E. 1964.  Additional observations on winter Bald Eagle populations: including remarks on biotelemetry techniques and immature plumagesThe Wilson Bulletin 64: 121-137.

Stalmaster, M.  The Bald Eagle.  Universe Books, New York.

Temple, S.A. 1972.  Systematics and evolution of the North American merlins.  Auk 89: 325-338.

U.S. Fish and Wildlife Service Forensic Laboratory.  The Feather Atlas: Flight feathers of North American birds.

Whaley, W.H. and C.M. White 1994.  Trends in geographic variation of Cooper’s hawk and Northern goshawk in Northern America: a multivariate analysis.  Proceedings of the Western Foundation of Vertebrate Zoology 5: 161-209.

Wright, B.S. 1953.  The relation of Bald Eagles to breeding ducks in New Brunswick.  The Journal of Wildlife Management 17: 55-62.

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