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Appleton, A. 1983. Further observations of Bolson tortoises (GOPHERUS FLAVOMARGINATUS) at the Appleton-Whittell Research Ranch. Pp. 108-14 in Hashagen, K. A. (ed.). Proceedings of the 1983 Symposium of the Desert Tortoise Council; 1983 March 26-28; Desert

Caccamise, D. F., L. A. Lyon, and J. Fischl. 1983. Seasonal patterns in roosting flocks of starlings and common grackles. Condor 85:474-481.

Gaddis, P. K. 1983. Composition and behavior of mixed-species flocks of forest birds in north-central Florida. Florida Field Nat. 11:25-44.

Fletcher, R. Sept 26-27, 1983. Lincoln National Forest trip report.

Hart, D. R. 1983. Dietary and habitat shift with size of red-eared turtles (Pseudemys scripta) in a southern Louisiana population. Herpetologica 39:285-290.

Nichols, J. D., K. J. Reinecke, and J. E. Hines. 1983. Factors affecting the distribution of mallards wintering in the Mississippi Alluvial Valley. Auk 100:932-946.

Turner, B.L. 1983. New taxa of Tradescantia from northcentral Mexico. Phytologia 52(6): 369-372.

Stenzel, J. R. 1983. Ecology of breeding yellow rails at Seney National Wildlife Refuge. M.S. thesis, Ohio State University, Columbus, OH.

Luce, S. L. 1983. A study of the pollination ecology and reproductive strategies of Cleome serrulata (Pursh). M.S. Thesis, University of Wyoming.

National Geographic Society (NGS). 1983. Field guide to the birds of North America. National Geographic Society, Washington, DC.

Sousa, P.J. 1983. Habitat suitability index models: Field Sparrow. FWS/OBS-82/10.62. U.S. Fish and Wildlife Service. 14 pp.

Cink, C., and P. Sepahi. 1983. Floodplain tall grass prairie. American Birds 37:83.

Hammond, P. C. and D. V. McCorkle. 1983. The decline and extinction of Speyeria populations resulting from human environmental disturbances (Nymphalidae: Argynninae). Journal of Research on the Lepidoptera 22(4):217-224.

Moss, R. E., J. W. Scanlan, and C. S. Anderson. 1983. Observations on the natural history of the blue sucker (Cycleptus elongatus Le Sueur) in the Neosho River. American Midland Naturalist. 109:15-22.

Tinkle, D. W., and A. E. Dunham. 1983. Demography of the tree lizard, Urosaurus ornatus, in central Arizona. Copeia 1983:585-598.

Barber, W.E., and W.L. Minckley. 1983. Feeding ecology of a southwestern cyprinid fish, the spikedace, Meda fulgida Girard. Southwestern Naturalist 28:33-40.

Faanes, C. A. 1983. Aspects of the nesting ecology of least terns and piping plovers in central Nebraska. Prairie Naturalist 15:145-154.

Nisbet, I. C. T. 1983. Paralytic shellfish poisoning: effects on breeding terns. Condor 85:338-345.

Coppock, D. L., J. E. Ellis, J. K. Detling and M. I. Dyer. 1983b. Plant-herbivore interactions in a North American mixed-grass prairie. Part II, Responses of bison to modification of vegetation by prairie dogs. Oecologia 56:10-5.

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.

Parker, B., and P. McKee. 1983. Status report on the spotted gar Lepisosteus oculatus. Committee on the status of endangered wildlife in Canada (COSEWIC).

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.

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.

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.