Peck, G. K., and R. D. James. 1983. Breeding birds of Ontario, nidology and distribution, volume 1: nonpasserines. Royal Ontario Museum, Toronto, Canada.

Baltosser, W.H. 1983. Nesting ecology of sympatric hummingbirds in Guadalupe Canyon. Unpublished Ph.D. dissertation, New Mexico State University, Las Cruces, NM.

Stroud, R. K., and R. E. Lange. 1983. Information summary: Common loon die-off winter and spring of 1983. Natl. Wildl. Health Lab., U.S. Fish and Wildlife Service, Madison, Wisconsin.

Cole, C. J., and L. M. Hardy. 1983. Tantilla hobartsmithi. Cat. Am. Amph. Rep. 318.1-318.2.

Harris, C. G. 1983. Speargrass-junegrass-alkali mixed prairie. American Birds 37:80.

Niethammer, K.R., and T.S. Baskett. 1983. Cholinesterase inhibition of birds inhabiting wheat fields treated with methyl parathion and toxaphene. Environmental Contamination and Toxicology 12:471-475.

Turner, P. R. and R. J. Tafanelli. 1983. Evaluation of the instream flow requirements of fishes in the Burro Creek Drainage, Arizona, by the incremental methodology. U.S. Fish and Wildlife Service, Albuquerque, NM. 69 pp.

Berkey, G. B. 1983a. Mixed prairie II. American Birds 37:81.

U.S. Fish and Wildlife Service (USFWS). 1983. Marine birds of the southeastern United States and Glf of Mexico. Part III. Charadriiformes. Pages 599-635.

Page, G. W., et al. 1983. Spacing out at Mono Lake: breeding success, nest density, and predation in the snowy plover. Auk 100:13-24.

Curtis, P. D., and C. E. Braun. 1983b. Radiotelemetry location of nesting band-tailed pigeons in Colorado. Wilson Bulletin 95:464-466.

Gress, R. J., and G. J. Wiens. 1983. Black rat snake predation on nestling pileated woodpeckers. Kansas Ornithol. Soc. Bull. 34:27-8.

Minton, S.A. 1983. Sistrurus catenatus. Cat. Am. Amph. Rep. 332.1-332.2.

Whitmore, D. H. 1983. Introgressive hybridization of smallmouth bass (Micropterus dolomieui) and Guadalupe bass (M. treculi). Copeia 1983:672-679.

Wilbur, K and W.D. Russell-Hunter. 1983. The Mollusca, Volume 6 Ecology. . 695 p.

Carbyn, L. 1983. Wolves in Canada and Alaska. Ottawa. 135 pp.

Ault, S. C. and F. A. Stormer. 1983. Seasonal food selection by scaled quail in northwest Texas. Journal of Wildlife Management 47:222-228.

Chase, C. A., S. J. Bissell, H. E. Kingery, and W. D. Graul. 1983. Colorado bird distribution latlong study. Colorado Field Ornithology. 78 p.

Glinski, R. L., and R. D. Ohmart. 1983. Breeding ecology of the Mississippi kite in Arizona. Condor 85:200-207.

Olson, H.F. (1983) Series of Unpublished Letters on Rio Grande Cutthroat Trout Management. Retrieved from Regional Office, USFS. 31 p.

Kazacos, K. R. 1983. Raccoon roundworms (Baylisascaris procyonis) - a cause of animal and human disease. Purdue Research Foundation, West Lafayette, Indiana. 25 pp.

Becker, G. C. 1983. Fishes of Wisconsin. University of Wisconsin Press, Madison. 1,052 pp.

Henny, C. J. 1983. Distribution and abundance of nesting ospreys in the United States. Pages 176-186 IN D. M. (editor). Biology and management of bald eagles and ospreys. Proceedings of the 1st Symposium on Bald Eagles and Ospreys. MacDonald Raptor Resear

Rodenhouse, N. L., and L. B. Best. 1983. Breeding ecology of vesper sparrows in corn and soybean fields. Am. Midl. Nat. 110:265-275.

Coronado National Forest. 1983. Memos for Santa Catalina Research Natural Area. US Forest Service, 71 p.

Waldschmidt, S., and C. R. Tracy. 1983. Interactions between a lizard and its thermal environment: implications for sprint performance and space utilization in the lizard Uta stansburiana. Ecology 64:476-484.

Renken, R. B. 1983. Breeding bird communities and bird-habitat associations on North Dakota waterfowl production areas of three habitat types. M.S. Thesis, Iowa State University, Ames, IA. 90 pp.

Raffaele, H. A. 1983a. A guide to the birds of Puerto Rico and the Virgin Islands. Fondo Educativo Interamericano, San Juan, Puerto Rico. 255 pp.

U.S. Fish and Wildlife Service (USFWS). 1983. Endangered and threatened wildlife and plants; Review of plant taxa for listing as endangered or threatened species. Federal Register 48(229):53640-53670.

Rappole, J.H., Morton, E.S., Lovejoy, T.E. and Ruos, J.L. 1983. Nearctic avian migrants in the Neotropics. U.S. Department of the Interior, Fish and Wildlife Service and World Wildlife Fund, Washington D.C.

Cranford, J. A. 1983. Ecological strategies of a small hibernator, the western jumping mouse Zapus princeps. Can. J. Zool. 61:232-240.

Herd, R. M., and M. B. Fenton. 1983. An electrophoretic, morphological, and ecological investigation of a putative hybrid zone between Myotis lucifugus and Myotis yumanensis (Chiroptera: Vespertilionidae). Can. J. Zool. 61:2029-2050.

Oring, L. W., D. B. Lank, and S. J. Maxson. 1983. Population studies of the polyandrous spotted sandpiper. Auk 100:272-285.

Tyler, J. D. 1983. Notes on burrowing owl (Athene cunicularia) food habits in Oklahoma. Southwest. Nat. 28:100-2.

Brown, B.T., S.W. Carothers, and R.R. Johnson. 1983. Breeding range expansion of Bell's Vireo in Grand Canyon, Arizona. Condor 85:499-500.

Gibbens, R.P., J.M. Tromble, J.T. Hennessy, and M. Cardenas. 1983. Soil movement in mesquite dunelands and former grasslands of southern New Mexico from 1933 to 1980. Journal of Range Management. 36(2):145-148.

Rodgers, R.D. 1983. Reducing wildlife losses to tillage in fallow wheat fields. Wildlife Society Bulletin 11:31-38.

Berthoff, Judy. 1983. Tiger beetles of the genus Cicindela in Arizona (Coleoptera: Ccindelidae). Special Publications, The Museum of Texas Tech University, Number 19. 44 pp.

Currier, M.J.P. 1983. FELIS CONCOLOR. Mammalian species, 200:1-7.

Hafner, J. C., and M. S. Hafner. 1983. Evolutionary relationships of heteromyid rodents. Great Basin Mem. 7:3- 29.

Montanucci, R. R. 1983. Natural hybridization between two species of collared lizards (Crotaphytus). Copeia 1983: 1-11.

Wigley, T. B., T. H. Roberts, and D. H. Arner. 1983. Reproductive characteristics of beaver in Mississippi. Journal of Wildlife Management 47:1172-1177.

Sherrod, S. K. 1983. Behavior of fledgling peregrines. Pioneer Impressions, Fort Collins, Colorado (available from The Peregrine Fund, Inc., Ithaca, New York. xi + 202 pp.

Cramp, S., and K. E. L. Simmons, editors. 1983. The birds of the Western Palearctic. Volume 3: waders to gulls. Oxford University Press, Oxford.

Berenbaum, M., 1983. Coumarins and caterpillars: a case for coevolution. Evolution 37(1): 163-179

Chesser, R.K. 1983. Genetic variability within and among populations of the black-tailed prairie dog. Evolution, 37(2):320-331.

Knight, P. 1983. A survey for rare, threatened and endangered species of plants on select portions of BLM land in Sandoval and Torrance Counties in New Mexico. Unpub report by New Mexico State Heritage Program for BLM. 18+ pp.

Brown, J.H. and A.C. Gibson. 1983. Biogeography. The C.V. Mosby Company, St. Louis.

Hillis, D.M., Frost, J.S. and Wright, D.A. 1983. Phylogeny and biogeography of the Rana pipiens complex: a biochemical evaluation. Systematic Zoology. 32:132-143.

Rothfels, M., and M. R. Lein. 1983. Territoriality in sympatric populations of Red-tailed and Swainson's hawks. Canadian Journal of Zoology 61:60-64.

Weseloh, D.V., S.M. Teeple, and M. Gilbertson. 1983. Double-crested Cormorants of the Great Lakes: egg-laying parameters, reproductive failure, and contaminant residues in eggs, Lake Huron, 1992-1993. Can. Jour. Zool. 61:427-436.

Scott, S. L. 1983. Field guide to the birds of North America. National Geographic Society, Washington, D.C.

Hironaka, M., M. A. Fosberg, and A. H. Winward. 1983. Sagebrush-grass habitat types of southern Idaho. Forestry, Wildlife, and Range Experiment Station Bulletin No. 15, University of Idaho, Moscow. 44 pp.

Davis, J., and R. G. Ford. 1983. Home range of the western fence lizard (Sceloporus occidentalis occidentalis). Copeia 1983:933-940.

Johnson, R. E. 1983. Nesting biology of the rosy finch on the Aleutian Islands, Alaska. Condor 85:447-452.

Parrish, J. R., D. T. Rogers, Jr., and F. P. Ward. 1983. Identification of natal locales of peregrine falcons (FALCO PEREGRINUS) by trace-element analysis of feathers. Auk 100:560-567.

Verner, J., and L.V. Ritter. 1983. Current status of the Brown-headed Cowbird in the Sierra National Forest. Auk 100:355-368.

Burnett, C. D. 1983. Geographic and secondary sexual variation in the morphology of Eptesicus fuscus. Ann. Carnegie Mus. Nat. Hist. 52:139-162.

Gochfeld, M. 1983. Colony site selection by least terns: physical attributes of sites. Colonial Waterbirds 6:205-213.

Skeel, M. A. 1983. Nesting success, density, and nest-siteselection of the whimbrel (NUMENIUS PHAEOPUS) in different habitats. Can. J. Zool. 61:218-225.