Milne, K. A., and S. J. Hejl. 1989. Nest-site characteristics of white-headed woodpeckers. J. Wildl. Manage. 53:50-55.

Pressey, R.L. and A.O. Nicholls. 1989. Efficiency in conservation evaluation: scoring versus iterative approaches. Biological Conservation. 50(1989):199-218.

Vander Haegen, W. M., M. W. Sayre, and W. E. Dodge. 1989. Winter use of agricultural habitats by wild turkeys in Massachusetts. J. Wildl. Manage. 53:30-33.

Eliason, B. 1989. Black tern: a summary of information on its status in Minnesota. unpublished report to USFWS.

Scott Jr., N.J. and C.A. Ramotnik, et al, at National Ecology Center, USFWS, Museum SW Biology, UNM. 1989. Annual report: studies on the effects of Forest Management practices on the Sacramento Mountain salamander, Aneides hardii. for John Peterson, USFS,

Butcher, G. 1989. Bird conservation: establishing priorities. Birdscope 3(1):1-3.

Gannon, W. L., and T. E. Lawlor. 1989. Variation of the chip vocalization of three species of Townsend chipmunks (genus Eutamias). J. Mamm. 70:740-753.

Knick, S. T., and W. Kasworm. 1989. Shooting mortality in small populations of grizzly bears. Wildlife Society Bull. 17:11-15.

Ottley, J. R., and V. M. Velazques Solis. 1989. An extant, indigenous tortoise population in Baja California Sur, Mexico, with the description of a new species of XEROBATES (Testudines: Testudinidae). Great Basin Naturalist 49:496-502.

Swank, W. G., and J. G. Teer. 1989. Status of the jaguar - 1987. Oryx 23(1):14-21.

Beaman, K. R., et. al. 1989. Bibliography of tortoise literature. Pp. 126-39 in Swingland, I. R. and M. W. Klemens (eds.). Conservation biology of tortoises. International Union for the Conservation of Nature and Natural Resources, Gland, Switzerland.

Cincotta, R. P. 1989. Note on mound architecture of the black-tailed prairie dog. Great Basin Naturalist 49:621-3.

Desgranges, J. L., and B. Houde. 1989. Effects of acidity and other environmental parameters on the distribution of lacustrine birds in Quebec. In J. L. DesGranges (editor) Studies of the Effects of Acidification on Aquatic Wildlife in Canada: Lacustrine

Heil, K.D., J. M. Porter, and S. L. Welsh. 1989. A new species of Asclepias (Asclepiadaceae) from northwestern New Mexico. Great Basin Nat.. 49(1):100-104.

Maurer, B. A., E. A. Webb, and R. K. Bowers. 1989. Nest characteristics and nestling development of Cassin's and Botteri's sparrows in southeastern Arizona. Condor 91:736-738.

Quattro, J. M., and R. C. Vrijenhoek. 1989. Fitness differences among remnant populations of the endangered Sonoran topminnow. Science 245:976-978.

van Zyll de Jong, C. G., and G. L. Kirkland, Jr. 1989. A morphometric analysis of the Sorex cinereus group in central and eastern North America. J. Mamm. 70:110-122.

Colorado Native Plant Society. 1989. Rare plants of Colorado. Rocky Mountain Nature Association, Colorado Native Plant Society, Estes Park, Colorado. 73 pp.

Kirkland, G. L., Jr., and J. N. Layne. 1989. Advances in the study of Peromyscus (Rodentia). Texas Tech Univ. Press, Lubbock.

Bakko, E. B., W. P. Porter, and B. A. Wunder. 1989. Body temperature patterns in black-tailed prairie dogs in the field. Can. J. Zool. 66:1783-1789.

Austin, M.P. and P.C. Heyligers. 1989. Vegetation survey design for conservation: gradient sampling of forests in northeastern New South Wales. Biological Conservation 50(1989):13-32.

Coleman, J. S., and J. D. Fraser. 1989. Habitat use and home ranges of black and turkey vultures. Journal of Wildlife Management 53:782-792.

Greer, R. D., and S. H. Anderson. 1989. Relationships between population demography of McCown's longspurs and habitat resources. Condor 91:609-619.

Jeffrey, R. G. 1989. The band-tailed pigeon: distribution, effects of harvest, regulations, mortality rates, and habits, 1968-1979. Final report. Washington Department of Wildlife, Olympia, WA.

Kingsbury, B. A. 1989. Factors influencing activity in Coleonyx variegatus. J. Herpetol. 23:399-404.

Naylor, B. J., and J. F. Bendell. 1989. Clutch size and eggs size of spruce grouse in relation to spring diet, food supply, and endogenous reserves. Can. J. Zool. 67:969-980.

Rosenfeld, M. J., and J. A. Wilkinson. 1989. Biochemical genetics of the Colorado River Gila complex (Pisces: Cyprinidae). Southwestern Naturalist 34(2):232-244.

Hands, H. M., R. D. Drobney, and M. R. Ryan. 1989. Status of the loggerhead shrike in the northcentral United States. Missouri Coop. Fish Wildl. Res. Unit Rep. 15 pp.

Unknown. 1989. Monitoring Endangered Plants: Echinocereus fendleri var. kuenzleri. United States Forest Service (USFS) Regional Office, Albuquerque, NM. p.17.

Taylor, W.K., B.H. Anderson, and H.M. Stevenson. 1989. Breeding range extension of the Indigo Bunting, Painted Bunting, and Blue Grosbeak in Florida with new records for Seminole County. Florida Field Naturalist 17:1-10.

Greaves, J.M. 1989. Maintaining site integrity for breeding Least Bell's Vireos. USDA Forest Service, Gen. Tech. Rep. PSW-110.

Mills, D. 1989. Ecology and management of Atlantic salmon. Chapman and Hall, London. 351 pp.

Clayton, Phil. 1989. Field Notes by Phil Clayton. USDA Forest Service, NM.

Skaggs, R.W. 1989. Results of a cliff-nesting raptor survey at North Oscura Peak on White Sands Missile Range. 22 May 1989. . 18 p.

Hands, H. M., R. D. Drobney, and M. R. Ryan. 1989. Status of the common barn-owl in the northcentral United States. Missouri Coop. Fish Wildl. Res. Unit Rep. 19 pp.

Turner, P.R. 1989. Annual and seasonal changes in populations of Gila trout in headwater streams. New Mexico Dept. Game and Fish. 93 pp.

Campbell, et al. 1989. An apparent natural hybrid rattlesnake and Crotalus willardi (Viperidae) from the Peloncillo Mountains of southwestern New Mexico. Herpetologica 45:344-349.

Dunn, P. O., and S. J. Hannon. 1989. Evidence for obligate male parental care in black-billed magpies. Auk 106:635-644.

Halterman, M. D., S. A. Laymon, and M. J. Whitfield. 1989. Status and distribution of the elf owl in California. West. Birds 20:71-80.

Moritz, C., J. W. Wright, and W. M. Brown. 1989. Mitochondrial DNA analyses and the origin and relative age of parthenogenetic Cnemidophorus (Teiidae: Reptilia): C. velox and C. exsanguis. Evolution 43:958-968.

Rappole, J. H., M. A. Ramos, and K. Winkler. 1989. Wintering wood thrush movements and mortality in southern Veracruz. Auk 106:402-410.

Galeano - Popp, R. 1989. Trip report Apache-Sitgreaves National Forest. Unpubl. report for USDA-Forest Service of 23-24 Aug 1989 field trip. 5 pp.

Stratton. 1989. Plant collection log, 19 Aug 1989, San Andres Mountains, Dead Man Canyon. 1 p.

Carey, A. B. 1989. Wildlife associated with old-growth forests in the Pacific Northwest. Natural Areas Journal 9:151-162.

Ganey, J. L., and R. P. Balda. 1989b. Home-range characteristics of spotted owls in northern Arizona. J. Wildlife Management 53:1159-1165.

Kuvlesky, W. P., Jr., B. H. Koerth, and N. J. Silvy. 1989. Problems of estimating Northern Bobwhite populations at low density. Proceedings of the Annual Conference of Southeastern Fish and Wildlife Agencies 43:260-267.

Parker, G. R., and J. W. Maxwell. 1989. Seasonal movements and winter ecology of the coyote, Canis latrans, in northern New Brunswick. Canadian Field-Nat. 103:1-11.

Taylor, F. R., L. A. Gillman, and J. W. Pedretti. 1989. Impact of cattle on two isolated fish populations in Pahranagat Valley, Nevada. Great Basin Naturalist 49:491-495.

Bednarz, J. C., and P. Kerlinger. 1989. Monitoring hawk populations by counting migrants. Pages 328-343 in Proceedings of the Northeast Raptor Management Symposium and Workshop. Natl. Wildl. Fed., Washington, D.C.

Clearwater, Denise H., et al. 1989. Taxonomic analysis of t he coastal marsh raccoon (Procyon lotor maritimus) in Maryland. Brimleyana 15:31-36.

Echelle, A. A., and P. J. Connor. 1989. Rapid, geographically extensive genetic introgression after secondary contact between two pupfish species (Cyprinodon, Cyprinodontidae). Evolution 43:717-727.

Holt, D. W., and D. Ermatinger. 1989. First confirmed nest site of boreal owls in Montana. Northwest. Nat. 70:27-31.

Maxson, G. A. D. 1989. Marsh hawk predation on black tern and pectoral sandpiper. Prairie Naturalist 10:25-26.

Rainboth, W. J., D. G. Buth, and F. B. Turner. 1989. Allozyme variation in Mojave populations of the desert tortoise, GOPHERUS AGASSIZI. Copeia 1989:115-123.

Vermeer, K., and K. H. Morgan. 1989. Nesting population, nest sites, and prey remains of bald eagles in Barkeley Sound, British Columbia. Northwestern Naturalist 70:21-26.

Barneby, R.C. 1989. Fabales. In A. Cronquist, A.H. Holmgren, N.H. Holmgren, J.L. Reveal, and P.K. Holmgren (eds.). Intermountain flora: Vascular plants of the Intermountain West, U.S.A. Vol. 3, Part B. New York Botanical Garden, Bronx. 279 pp.

Kondratev, A. Ya. 1989. Rare vertebrates of the Soviet Far East and their protection. Nauka Publ. House, Leningrad.

U.S. Fish and Wildlife Service (USFWS). 3 August 1989. Proposed determination of additional critical habitat for the Inyo brown towhee. Federal Register 52:28787-28788.

Balgooyen, T. G. 1989. Natural history of the American kestrel in Venezuela. J. Raptor Res. 23:85-93.

Conover, M. R. 1989. Can goose damage to grain fields be prevented through methiocarb-induced aversive conditioning? Wildl. Soc. Bull. 17:172-175.