Clark, T. W., T. M. Campbell, III, and T. N. Hauptman. 1989. Demographic characteristics of American marten populations in Jackson Hole, Wyoming. Great Basin Nat. 49:587-596.

Grant, J. W. A., D. L. G. Noakes, and K. M. Jonas. 1989. Spatial distribution of defence and foraging in young-of-the-year brook char, Salvelinus fontinalis. Journal of Animal Ecology 58:773-784.

Highsmith, R. T. 1989. The singing behavior of golden-winged warblers. Wilson Bulletin 101:36-50.

Lynch, J. F. 1989. Distribution of overwintering Nearctic migrants in the Yucatan Peninsula, I: general patterns of occurrence. Condor 91:515-544.

Smith, G. R., and R. F. Stearley. 1989. The classification and scientific names of rainbow and cutthroat trouts. Fisheries (Bethesda) 14(1):4-10.

Wirgin, I. I., R. Proenca, and J. Grossfield. 1989. Mitochondrial DNA diversity among populations of striped bass in the southeastern United States. Canadian Journal of Zoology 67:891-907.

Higgins, L.C. 1989. Guadalupe Mountains National Park threatened and endangered and exotic plant surveys. Report prepared for Guadalupe Mountains National Park.

Beier, P. 1989. Use of habitat by mountain beaver in the Sierra Nevada, J. Wildl. Manage. 53:649-654.

Dieter, C. D., and T. R. McCabe. 1989. Factors influencing beaver lodge-site selection on a prairie river. American Midland Naturalist 122:408-411.

Harestad, A. S., and D. G. Keisker. 1989. Nest tree use by primary cavity-nesting birds in south central British Columbia. Can. J. Zool. 67:1067-1073.

McGillivray, W. B. 1989. Geographic variation in size and reverse size dimorphism of the great horned owl in North America. Condor 91:777-786.

Turnbull, R. E., F. A. Johnson, and D. H. Brakhage. 1989. Status, distribution, and foods of fulvous whistling-ducks in south Florida. J. Wildl. Manage. 53:1046-1051.

Ehresman, B. L., D. A. Reeves, and K. P. Schlarbaum. 1989. Post release survival and movements of captively reared common barn-owls in Iowa. Iowa Department of Natural Resources, Des Moines, Iowa. Unpublished report. 24 pp.

Slobodchikoff, C. N., A. Robinson, and C. Schaack. 1989. Habitat use by Gunnison's prairie dogs. Pages 403-408 in B88SZA01NA.

Cummings, J. L., J. L. Guarino, and C. E. Knittle. 1989. Chronology of blackbird damage to sunflowers. Wildl. Soc. Bull. 17:50-52.

French, A. R. 1989. Seasonal variation in use of torpor by pallid kangaroo mice, Microdipodops pallidus. J. Mamm. 70:839-842.

Jorde, D. G., J. R. Longcore, and P. W. Brown. 1989. Tidal and nontidal wetlands of northern Atlantic states. Pages 1-26 in L. M. Smith, R. L. Pederson, and R. M. Kaminiski (editors). Habitat management for migrating and Wintering waterfowl in North Ameri

Muth, R. T., and T. P. Nesler. 1989. Marking Colorado squawfish embryos and newly hatched larvae with tetracycline. Southwestern Naturalist 34:432-436.

Schroeder, M. A., and D. A. Boag. 1989. Evaluation of a density index for territorial male spruce grouse. J. Wildl. Manage. 53:475-478.

Ryan, J. M. 1989. Comparative myology and phylogenetic systematics of the Heteromyidae (Mammalia, Rodentia). Univ. Michigan Museum Zoology Miscellaneous Publication (176):1-103.

Pfingsten, R. A., and F. L. Downs, eds. 1989. Salamanders of Ohio. Bull. Ohio Biological Survey 7(2):xx + 315 pp.

Bidwell, T. G., et al. 1989. Habitat use by female eastern wild turkeys in southeastern Oklahoma. J. Wildl. Manage. 53:34-39.

Daub, B.C. 1989. Behavior of Common Loons in winter. Journal of Field Ornithology 60:305-311.

Howe, M.A. 1989. Management of wetlands and beaches for shorebirds. Pages 203-06 in N.M. Wells (ed.), Proceedings of the Region 4 Nongame Bird Management Workshop. U.S. Fish and Wildl. Serv., Off. Infor. Transfer, Fort Collins, CO.

McLellan, B. N., and D. M. Shackleton. 1989. Immediate reactions of grizzly bears to human activities. Wildlife Society Bull. 17:269-274.

Page, G. W., P. L. Quinn, and J. C. Warriner. 1989. Comparison of the breeding of hand- and wild-reared snowy plovers. Conservation Biology 3:198-201.

Clayton, P. 1989. Field notes from Philip Clayton on Sophora gypsophila var guadalupensis. Las Cruces District Office.

Marta, Karen. 1989. Carson National Forest Spotted Owl Form, El Rito Ranger District, Carson National Forest. USFS. 7 p.

Sherry, T. W. and R. T. Holmes. 1989. Age-specific social dominance affects habitat use by breeding American redstarts (Setophaga ruticilla): a removal experiment. Behavioral Ecology and Sociobiology 25:327-33.

Clippinger, N. W. 1989. Habitat suitability index models: black-tailed prairie dog. U.S. Fish Wildl. Serv. Biol. Rep. 82(10.156). 21 pp.

Hands, H. M., R. D. Drobney, and M. R. Ryan. 1989. Status of the Bell's vireo in the northcentral United States. Missouri Coop. Fish Wildl. Res. Unit Rep. 13 pp.

U.S. Fish and Wildlife Service (USFWS). 1989. 1989 summary U.S. Atlantic coast piping plover. USFWS, Northeast region, Newton Corner, MA.

Pauley, G. B., R. Risher, and G. L. Thomas. 1989. Species profiles: life histories and environmental requirements of coastal fishes and invertebrates (Pacific Northwest): sockeye salmon. U.S. Fish and Wildlife Service Biological Report 82(11.116). 22 pp.

Carr, N. Carothers, C. (1989) Gila National Forest, Spotted Owl Survey form 1. Retrieved from Silver City Ranger District, Gila National Forest, USFS. 18 p.

Knight, P.J. 1989. Survey of Big Canyon, Guadalupe Mountains for Hedeoma apiculata.

Barkley, T.M. 1989. New taxa and nomenclatural combinations in Senecio in Mexico and the United States.

Clarkson, W.R. and Rorabaugh, J.C. 1989. Status of leopard frogs (Rana pipiens complex:Ranidae) in Arizona and southeastern California. Southwestern Naturalist 34:531-538.

Holmes, R.T., T.W. Sherry, and L. Reitsma. 1989. Population structure, territoriality and overwinter survival of two migrant warbler species in Jamaica. Condor 91:545-561.

MacArthur, R. A. 1989. Energy metabolism and thermoregulation of beaver (Castor canadensis). Canadian Journal of Zoology 67:651-657.

Smith, H. M., and D. Chiszar. 1989. The subspecific identity of the population of Sceloporus undulatus sympatric with S. occidentalis. Bull. Maryland Herp. Soc. 25(4):143-150.

Woffinden, N.D. and J.R. Murphy. 1989. Decline of a Ferruginous hawk population: a 20-year summary. Journal of Wildlife Management. 53(4):1127-1132.

Howell, D. 1989. The long-nosed bat, Leptonycteris: An endangered species in the southwest. . 19 p.

Department of Game and Fish. 1989. New Mexico Wildlife Magazine. Special Issue: Department Lands. Jan/Feb 1989, Volume 34, Number 1.

Bestgen, K. R., S. P. Platania, J. E. Brooks, and D. L. Propst. 1989. Dispersal and life history traits of Notropis girardi (Cypriniformes, Cyprinidae), introduced into the Pecos River, New Mexico. American Midland Naturalist 122:228-235.

Dixon, K. L. 1989. Contact zones of avian congeners on the southern Great Plains. Condor 91:15-22.

Hayward, G. D. 1989. Historical grizzly bear trends in Glacier National Park, Montana: a critique. Wildlife Society Bull. 17:195-197.

Miner, J. G., and J. Bart. 1989. Woodcock abundance and hunter success: regional trends from hunter surveys. Wildl. Soc. Bull. 17:258-263.

Senner, S. E., D. W. Norton, and G. C. West. 1989. Feeding ecology of western sandpipers, CALIDRIS MAURI, and dunlins, C. ALPINA, during spring migration at Hartney Bay, Alaska. Can. Field-Nat. 103:372-379.

Verner, J., and T. A. Larson. 1989. Richness of breeding bird species in mixed-conifer forests of the Sierra Nevada, California. Auk 106:447-463.

Hendricks, B.J., and J.P. Rieger. 1989. Description of nesting habitat for the Least Bell's Vireo in San Diego County. USDA Forest Service, Gen. Tech. Rep. PSW-110.

Bradley, R. D., D. J. Schmidly, and R. D. Owen. 1989. Variation in the glans penes and bacula among Latin American populations of the Peromyscus boylii species complex. J. Mamm. 70:712-725.

Czaplewski, M. M. 1989. Least terns at Lake McConaughy. Nebraska Bird Rev. 57:95-96.

Gale, R. G. 1989. Bringing back the trumpeter swan. Utah Birds 5:1-13.

Keating, K. A. 1989. Historical grizzly bear trends in Glacier National Park, Montana: a response. Wildlife Society Bull. 17:198-201.

Nelson, B. B., and K. Titus. 1989. Silvicultural practices and raptor habitat associations in the Northeast. Pages 171-179 in Proceedings of the Northeast Raptor Management symposium and workshop. Natl. Wildl. Fed., Washington, D.C.

Sedgwick, J. A., and F. L. Knopf. 1989. Region-wide polygyny in willow flycatchers. Condor(91):473-475.

Seal, U. S., et al., editors. 1989. Conservation biology and the black-footed ferret. Yale Univ. Press, New Haven. xviii + 302 pp.

Poole, A. F. 1989. Ospreys: a natural and unnatural history. Cambridge Univ. Press, Cambridge and New York. 272 pp.

Bjorge, R. R., and J. R. Gunson. 1989. Wolf, Canis lupus, population characteristics and prey relationships near Simonette River, Alberta. Canadian Field-Naturalist 103:327-334.

Charley, J. 1989. Southwest Region Spotted Owl Field Outing Form-1989