Svendsen, G. E. 1980. Population parameters and colony composition of beaver (Castor canadensis) in southeast Ohio. American Midland Naturalist 104:47-56.

Kroll, J. C. 1980. Habitat requirements of the golden- cheeked warbler: management implications. J. Range Management 33:60-65.

Stearns, S. C., and R. D. Sage. 1980. Maladaptation in a marginal population of the mosquitofish Gambusia affinis. Evolution 34:65-75.

Cech, J. J., Jr., M. J. Massingill, and T. E. Wragg. 1980. The food demands of mosquitofish, Gambusia affinis. Proceedings and Papers of the Annual Conference of the California Mosquito Vector Control Association 48:45-47.

Fenton, M.B. and R.M. Barclay. 1980. Myotis lucifugus. Am. Soc. Mamm., Mammalian Species No. 142. 8 pp.

Nicholson, C. P. 1980. Strip mine and deciduous woodlot. P. 67 in W. T. Van Velzen, editor. Forty-third breeding bird census. American Birds 34:14-106.

Hoffmann, R. S. and J. G. Owen, 1980. Sorex tenellus and Sorex nanus. Mammalian Species 131:1-4.

Robbins, C.S. 1980. Effect of forest fragmentation on breeding bird populations in the Piedmont of the mid-Atlantic region. Atlantic Naturalist: pp. 31-36.

Peterson, R. T. 1980a. A Field Guide to the Birds East of the Rockies. Houghton Mifflin Company. 383 pp.

Irving, R. 1980. Untitled excerpt from a book, section 5. Hedeoma Apiculatum, pps 218-295.

Crawford, J.A. and F.A. Stormer. 1980. A bibliography of thelesser prairie chicken, 1873-1980. USDA Forest Service General Tech Rep RM-80, 8 p. Rocky Mountain Forest and Range Experiment Station, Fort Collins.

Sutcliffe, S. A. 1980. Aspects of the nesting ecology of common loons in New Hampshire. University of New Hampshire, Durham, New Hampshire. M.S. thesis.

Diem, K. L. and S. I. Zeveloff. 1980. Ponderosa pine bird communities. Pp. 170-197 in Workshop Proc: Management of western forests and grasslands for nongame birds (R. M. DeGraff and N. G. Tilghman, eds.). USDA. Forest Service Gen. Tech. Report INT-86.

Fletcher, R. 1980. Threatened and endangered species habitat study area field notes, USDA-Forest Service.

Robins, C.R., R.M. Bailey, C.E. Bond, J.R. Brooker, E.A. Lackner, R.N. Lea, and W.K. Scott. 1980. A List of Common and Scientific Names of Fishes from the US and Canada. 4th edition. American Fisheries Society, Special Publication No. 12, Bethesda, Maryla

Spellenberg, Richard.1980. Distribution of Allium gooddingii.

Ponton, D.A. 1980. Raptor use of the Rio Grande gorge. Los Alamos Scientific Laborator, Los Alamos, NM. p. 34.

Kangas, D., B. Miller and D. Noll. 1980. A report on the 1980 studies of the Illinois mud turle in Missouri. Report to the Missouri Department of Conservation. Unpublished. 47 pp.

Ferris, C.D. 1980. Field notes on two hairstreaks from New Mexico with description of a new subspecies. Journal of the Lepidopterists' Society 34:217-223.

Marquiss, M. 1980. Habitat and diet of male and female hen harriers in Scotland in winter. British Birds 73:555-60.

Ailes, I.W. 1980. Breeding biology and habitat use of the upland sandpiper in central Wisconsin. Passenger Pigeon 42:53-63.

McCort, W. D. 1980. The behavior and social organization of feral asses (Equus asinus) on Ossabaw Island, Georgia. Diss. Abstr. Int., B Sci. Eng. 41(1):56-B.

Chapman, J.A., J.G. Hockman, M.M. Ojeda. 1980. Sylvilagus floridanus. Am. Soc. Mamm., Mammalian Species No. 136. pp. 1-8.

U.S. Fish and Wildlife Service (USFWS). 1980. Selected vertebrate endangered species of the seacoast of the United States- the jaguar. FWS/OBS-80/01.41., Slidell.

Perkins, P. D. 1980. Aquatic beetles of the family Hydraenidae in the Western Hemisphere: classification, biogeography and inferred phylogeny (Insecta: Coleoptera). Quaestiones Entomologicae. 16:3-554.

Baltosser, W. H. 1980. A biological inventory of endangered species occurring in Guadalupe Canyon (Hildago County), New Mexico. New Mexico Department of Game and Fish, Contract 519-68-06, Final Report. 11 pp.

Jenkins, S. H. 1980. A size-distance relation in food selection by beavers. Ecology 61:740-746.

Snell, G. P. and B. D. Hlavachick. 1980. Control of prairie dogs: the easy way. Rangelands 2:239-40.

Peterson, R. T. 1980b. A field guide to the birds of eastern and central North America. Fourth Edition. Houghton Mifflin Co., Boston, MA. 384 pp.

Kartesz, J.T., and R. Kartesz. 1980. A synonymized checklist of the vascular flora of the United States, Canada and Greenland. Vol. 2. The biota of North America. Univ. of North Carolina Press, Chapel Hill. 500 pp.

Glutz von Blotzheim, U. N., and K. M. Bauer. 1980. Handbuch der Vogel Mitteleuropas. Volume 9. Columbiformes-Piciformes. Akademische Verlagsgesellschaft, Wiesbaden.

Unknown (1980) Wildlife Observation, USDA- Forest Service. Guadalupe Ranger District, Lincoln National Forest, USFS. 2 p.

Lawson, P.W. Fridrriksson, Fridrik. (1980) Peregrine Falcon Ecology in the Lincoln National Forest, Eddy County, New Mexico, 1979. Prepared for the U.S. Forest Service (Purchase Order No. 43-7512-9-397).

Scifres, C. J. 1980. Brush management. Texas A&M University Press. College Station, TX.

Weigmann, D.L., M. Hakkila, K. Whitmore, R.A. Cole. 1980. Final report survey of Sacramento Mountain Salamander habitat of the Cloudcroft and Mayhill Districts of the Lincoln National Forest. Investigators: from NMSU Las Cruces for USDA Lincoln NF, Alamog

Wilson, R. A. 1980b. Snowy plover nesting ecology on the Oregon coast. M.S. thesis, Oregon State Univ., Corvallis.

Brown, D. E., and C. H. Lowe. 1980. Biotic Communities of the Southwest. USDA Forest Service General Technical Report RM-78. Fort Collins, Colorado.

Ferris, C.D. and R.W. Holland. 1980. Two new subspecies of Occidryas anicia (Doubleday) from New Mexico. Bulletin of the Allyn Museum. 57:1-9.

Minsky, D. 1980. Preventing fox predation at a least tern colony with an electric fence. J. Field Ornithology 51(2):17-18.

Baker, J. L. 1980. Mating ritual of an American bittern. South Dakota Bird Notes 32:56.

Mech, L. D. 1980. Age, sex, reproduction, spatial organization of lynxes colonizing northeastern Minnesota. Journal of Mammalogy 61:261-267.

Christiansen, K.A. 1980. A new nearctic species of the genus Tomocerus (Collembola: Entomobryidae). Proceedings of the Iowa Academy of Science 87(4): 121–123.

U.S. Fish and Wildlife Service (USFWS). 1980. Selected vertebrate endangered species of the seacoast of the United States- Aleutian canada goose. FWS/OBS-80/01.34, Slidell.

Pierce, B. A., and J. B. Mitton. 1980. Patterns of allozyme variation in AMBYSTOMA TIGRINUM MAVORTIUM and A. T. NEBULOSUM. Copeia 1980:594-605.

Thurber, W.A., and A. Villeda. 1980. Wintering site fidelity of migrant passerines in El Salvador, Central America. North American Bird Bander Oct.-Dec.:131-135.

Bickham, J. W. and B. J. Gallaway. 1980. A status report on studies of the taxonomy of the Illinois mud turtle ( Kinosternon flavescens spooneri) with supplementary notes on its distribution and ecology. Report of LGL Ecological Research Associates, Bryna

Judd, S. R., S. P. Cross, and S. Pathak. 1980. Non-Robertsonian chromosomal variation in Microtus montanus. J. Mamm. 61:109-113.

Soule, M. E. 1980. Threshold for survival: maintaining fitness and evolutionary potential. Pages 151-169 in M. E. Soule and B. A. Wilcox, editors. Conservation biology: an evolutionary-ecological perspective. Sinauer Associates, Inc., Sunderland, Massachu

Ratcliffe, D. 1980. The Peregrine Falcon. Buteo Books, Vermillion, South Dakota. 416 pp.

Keast, A., and E.S. Morton. 1980. Migrant birds in the neotropics: ecology, distribution, and conservation. Smithsonian Institution Press, Washington, DC.

Hodgdon, H. E., and J. S. Larson. 1980. A bibliography of the recent literature on beaver. Massachusetts Agric. Exp. Sta. Res. Bull. 665. 128 pp.

Wisdom, M. J. 1980. Nesting Habitat of Lesser Prairie Chickens in Eastern New Mexico. Masters Thesis. University of New Mexico, Las Cruces.

Crawford, J. A. 1980. Status, problems, and research needs of the Lesser Prairie Chicken. Pages 1-7 in P. A. Vohs, Jr. and F. L. Knopf, editors. Proceedings of the Prairie Grouse Symposium, Oklahoma State University, Stillwater.

Mello, K. and P.R. Turner. 1980. Population status and distribution of Gila trout in New Mexico. Unpub Endangered Species report #6 for USFWS, Albuq, NM. 53 pp. Contract #14-16-0002-3563.

Terres, J.K. 1980. The Audobon Society Encyclopedia of North American Birds. New York, Alfred A. Knopf.

Woltering, F. 1980. Threatened and Endangered Species Habitat and Study Area Notes for Echinocereus fedleri var Kuenzleri. United States Department of Agriculture (USDA) - Forest Service, Albuquerque, NM. p 3.

Davis, C. A., T. Z. Riley, R. A. Smith, and M. J. Wisdom. 1980. Spring-summer foods of Lesser Prairie Chickens in New Mexico. Pages 75-80 in P. A. Vohs, Jr. and F. L. Knopf, editors. Proceedings of the Prairie Grouse Symposium, Oklahoma State University,

U.S. Fish and Wildlife Service (USFWS). 1980. Selected vertebrate endangered species of the seacoast of the United States- Mississippi sandhill crane. FWS/OBS-80/01.52, Slidell.

O'Farrell, M.J. and E.H. Studier. 1980. Myotis thysanodes. Mammalian Species 137:1-5.

Barrett, R. H., and D. S. Pine. 1980. History and status of wild pigs, SUS SCROFA, in San Benito County, California. Calif. Fish & Game 67:105-117.