Shy, E. 1983. The relation of geographical variation in song to habitat characteristics and body size in North American tanagers (Thraupinae: Piranga). Behav. Ecol. Sociobiol. 12:71-6.

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.

Forshaw, J. M., and W. T. Cooper. 1983. Kingfishers and related birds. Vol. 1. Alcedinidae, Ceryle to Cittura. Landsdowne Editions, Sydney.

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.

American Ornithologists' Union (AOU) . 1983. Check-list of North American Birds. 6 Ed. Allen Press, Lawrence. 877 pp.

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.

Crawford, R. L., S. L. Olson, and W. K. Taylor. 1983. Winter distribution of subspecies of clapper rails (RALLUS LONGIROSTRIS) in Florida with evidence for long-distance andoverland movements. Auk 100:198-200.

Jackson, J. A. 1983. Nesting phenology, nest site selection, and reproductive success of black and turkey vultures. Pages 245-270 in Wilbur, S. R., and J. A. Jackson,eds. Vulture biology and management. Univ. Calif. Press.

Stromberg, M. R., et al. 1983. Black-footed ferret prey requirements: An energy balance estimate. Journal of Wildlife Management 47(1):67-73.

Barneby, R.C. 1983. Dragma Hippomanicum IX. A new Astragalus (Leguminosae: Astragalanae) from sandstone rim-rock in New Mexico. Brittonia 35(2): 109-110.

Frank, R., H. Lumsden, J.F. Barr, and H.E. Braun. 1983. Residues of organochlorine insecticides, industrial chemicals, and mercury in eggs and tissues taken from healthy and emaciated common loons, Ontario, Canada, 1968-1980. Archives of Environmental Con

Kodric-Brown, A. 1983. Determinants of male reproductive success in pupfish (Cyprinodon pecosensis). Anim. Behav. 31:128-137.

Rodgers, J. A., Jr. 1983. Foraging behavior of seven species of herons in Tampa Bay, Florida. Colonial Waterbirds 6:11-23.

Zimmerer, E. G. 1983. Effect of salinity on the size-hierarchy effect in Poecilia latipinna, P. reticulata and Gambusia affinis. Copeia 1983:243-245.

DeBruin, E. New Mexico Natural Heritage Program, UNM, 2808 Central Ave SE, 87131. (505)277-1983.

Bogan, A.E. and P.W. Parmalee. 1983. Tennessee's Rare Wildlife: Volume II: The Mollusks. Report to the Tennessee Natural Heritage Program and Tennessee Wildlife Resources Agency: Nashville, Tennessee. 123 pp.

Dixon, K. R., J. A. Chapman, G. R. Willner, D. E. Wilson, and W. Lopez-Forment. 1983. The New World jackrabbits and hares (genus LEPUS).--1. Numeric taxonomic analysis. Acta Zoologica Fennica 174:53-56.

Hodges, R.W. et al., eds. 1983. Check List of the Lepidoptera of America North of Mexico. E.W. Classey Limited and The Wedge Entomological Research Foundation, London. 284 pp.

McLandress, M. R. 1983. Temporal changes in habitat selection and nest spacing in a colony of Ross' and lesser snow geese. Auk 100: 335-343.

Smith, W. P. 1983. Cooperative harassment of a pileated woodpecker by juvenile sharp-shinned hawks. Murrelet 64:97-8.

Heaney, L. R., and R. M. Timm. 1983. Relationships of pocket gophers of the genus GEOMYS from the central and northern Great Plains. Univ. Kansas Mus. Nat. Hist. Misc. Pub. 74. 59 pp.

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.

Curtis, P. D., C. E. Braun, and R. A. Ryder. 1983. Wing markers: visibility, wear, and effects on survival of band-tailed pigeons. Journal of Field Ornithology 54:381-386.

King, C.M. 1983. Mustela erminea. Am. Soc. Mamm., Mammalian Species No. 195. 8 pp.

Taylor, W.K., R.L. Crawford, M. Kershner, and S. Gravel. 1983. House Wren migration compared with other wrens: an emphasis on Florida. Journal of Field Ornithology 54:17-24.

Brittingham, M.C., and S.A. Temple. 1983. Have cowbirds caused forest songbirds to decline? BioScience 33:31-35.

Frederick, R. B., and R. R. Johnson. 1983. Ross' goose increasing in central North America. Condor 85:257-258.

Lam, T. H. 1983. Environmental influences on gonadal activity in fish. Pages 65-116 in W. S. Hoar, D. J. Randall, and E. M. Donaldson (editors). Fish Physiology, Vol. 9B. Academic Press, New York, New York.

Shelton, P. C., and R. O. Peterson. 1983. Beaver, wolf and moose interactions in Isle Royale National Park, U.S.A. Acta Zool. Fenn. 174:265-266.

Zimmerman, J.L. 1983. Cowbird parasitism of Dickcissels in different habitats and at different nest densities. Wilson Bulletin 95:7-22.

American Ornithologists' Union (AOU). 1983. Check-list of North American Birds, 6th edition. Allen Press, Inc., Lawrence, Kansas. 877 pp.

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

Duggins, C. F., Jr., A. A. Karlin, and K. G. Relyea. 1983. Electrophoretic variation in the killifish genus Luciana. Copeia 1983:564-570.

Stefferud, J.A. (1983) Unpublished letter to Forest Supervisor, Cason NF. Subject: Olla Timber Sale. Carson Supevisor's Office, Carson National Forest, USFS. 4 p.

Johnson, T.B. 1983. Status Report: Crotalus willardi willardi (Meek 1905). Unpubl. Report to Office of Endangered Species, USFWS.

Johnsgard, P. A. 1983c. Hummingbirds of North America. Smithsonian Institution Press, Washington, D.C. 304 pp.

Mendenhall, V. M., E. E. Klaas, and M. A. R. McLane. 1983. Breeding success of barn owls fed low levels of DDE and Dieldrin. Archives of Envirnonmental Contamination and Toxicology 12:235-40.

Stacey, P. B., R. D. Arrigo, T. C. Edwards, and N. Joste. 1983. Northwestern extension of the breeding range of the elf owl in New Mexico. Southwestern Naturalist 28:99-100.

Janzen, D.H. ed. 1983. Costa Rican natural history. Univ. Chicago Press, 816 pp.

Sousa, P. J. 1983. Habitat suitability models: Lewis' Woodpecker. Division of Biological Services, U. S. Fish and Wildlife Service, USDI Washington, D.C. 15 pp.

Durrie, J.N. 1983. A breeding record for the pine grosbeak in New Mexico. NMOS bulletin 11(1):12-13.

Juillard, M., and K. J. Beuret. 1983. Management of nesting sites and their influence upon a population of barn owls in northwestern Switzerland. Nos Oiseux 37:1-20.

Perrill, S. A., and R. E. Daniel. 1983. Multiple egg clutches in Hyla regilla, H. cinerea, and H. gratiosa. Copeia 1983:513-516.

Vickery, P. 1983. Sedge Wren. Pages 352-354 in J. Farrand (editor). The Audubon Society master guide to birding. Volume 2. Alfred A. Knopf, New York, New York. 398 pp.

Ambuel, B., and S. A. Temple. 1983. Area-dependent changes in the bird communities and vegetation of southern Wisconsin forests. Ecology 64:1057-68.

Czaplewski, N.J. 1983. Idionycteris phyllotis. Mammalian Species 208:1-4.

Kress, S. W., E. H. Weinstein, and I. C. T. Nisbet. 1983. The status of tern populations in the northeastern United States and adjacent Canada. Colonial Waterbirds 6:84-106.

Telfair, R.C. II. 1983. The cattle egret: a Texas focus and world view. Texas Agricultural Experiment Station. (College Station).

Frost, D. R. 1983. Sonora semiannulata. Catalogue of American Amphibians and Reptiles 333.1-333.4.

Linden, H. and M. Wikman. 1983. Goshawk predation on tetraonids: availability of prey and diet of the predator in the breeding season. Journal of Animal Ecology 52:953-968.

Stevenson, H. M., et al. 1983. Notes on common and Antillean nighthawks of the Florida Keys. Auk 100:983-988.

Arnett, Jr., Ross H., ed. 1983. Checklist of the Beetles of North and Central America and the West Indies. Flora and Fauna Publications, Gainesville, Florida. 24 P. (Pertains to all subsequent fasicle updates as well).

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