Gila National Forest. 1989. Glenwood Ranger District Spotted Owl habitat description - form 2.

U.S. Forest Service (USFS). 1989. Implementation plan for the management of Astragalus ripleyi on the Carson National Forest. February 1989. Unpublished document. Carson National Forest, Tres Piedras, New Mexico, USA.

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.

Avedisian, E. (1989) Spotted Owl Survey Form 1. Retrieved from Silver City Ranger District, Gila National Forest, USFS. 18 p.

Holthuijzen, A. M. A. 1989. Behavior and productivity of nesting Prairie Falcons in relation to construction activities at Swan Falls Dam. Final report. Idaho Power Co, Boise, ID.

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.

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

Bosakowski, T., an D. G. Smith. 1989. Survey of the woodland raptor community in the Pequannock watershed. Unpublished report. 19 pp.

Hershberger, W. 1989. Loggerhead shrike (LANIUS LUDOVICIANUS) survey: spring 1989 for the Washington and Frederick counties of Maryland. Unpubl. report, Maryland Natural Heritage Program, Annapolis, Maryland.

Williams, S.O. and K.E. Copeland. 1989 Bird survey - Guadalupe Canyon, Hidalgo Co. NM. 18-20 June 1989.

Wilson, R. W. and R. D. Stager. 1989. Association between soils and desert tortoise population densisties and distribution, Piute Valley, Nevada. Bureau of Land Management, Las Vegas, NV. 17 pp.

Ankney, C. D., D. G. Dennis, and R. C. Bailey. 1989. Increasing mallards, decreasing American black ducks--no evidence for cause and effect: a reply. J. Wildl. Manage. 53:1072-1075.

Densmore, L. D., III, J. W. Wright, and W. M. Brown. 1989. Mitochindrial-DNA analyses and the origin and relative age of parthenogenetic lizards (genus Cnemidophorus). II. C. neomexicanus and the C. tesselatus complex. Evolution 43:943-957.

Grubb, T. G., S. J. Nagiller, W. L. Eakle, and G. A. Goodwin. 1989. Winter roosting patterns of bald eagles (HALIAEETUS LEUCOCEPHALUS) in north-central Arizona. Southwestern Naturalist 34:453-459.

Maya, J. E., and P. Malone. 1989. Feeding habits and behavior of the whiptail lizard, Cnemidophorus tigris tigris. J. Herpetol. 23:309-311.

Robbins, C. S., D. K. Dawson, and B. A. Dowell. 1989a. Habitat area requirements of breeding forest birds of the Middle Atlantic states. Wildlife Monographs No. 103.

Titus, K., M. R. Fuller, and J. L. Ruos. 1989b. Considerations for monitoring raptor population trends based on counts of migrants. Pages 19-32 in B. U. Meyburg and R. D. Chancellor (editors). Raptors in the Modern World. Proceedings of the Third World Co

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.

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

Ferris, C. D., editor 1989. Supplement to: A catalogue/checklist of the butterflies of America north of Mexico. Memoirs of the Lepidopterists' Society 3:viii, 1-103.

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

Echelle, A. F., A. A. Echelle, and D. R. Edds. 1989. Conservation genetics of a spring-dwelling desert fish, the Pecos gambusia (Gambusia nobilis, Poeciliidae). Conservation Biology 3(2):159-169.

Ingold, D. J. 1989. Nesting phenology and competition for nest sites among red-headed and red-bellied woodpeckers and European starlings. Auk 106:209-217.

Meagher, M. 1989a. Range expansion by bison of Yellowstone National Park. J. Mamm. 70:670-675.

Pagel, J. E. 1989. Use of explosives to enhance a peregrine falcon eyrie. J. Raptor Res. 23:176-178.

Simons, L. H., D. A. Hendrickson, and D. Papoulias. 1989. Recovery of the Gila topminnow: a success story? Conservation Biology 3:11-15.

Clayton, P. 1989. Memorandum to WSRA Area manager concerning distribution study for Sophora gypsophila var guadalupensis in the Brokeoff Mtns., from the Las Cruces District Office.

Lincoln National Forest. 1989. Northern Goshawk field forms and maps.

Campbell, J. A., and W. W. Lamar. 1989. The venomous reptiles of Latin America. Comstock Publ. Associates, Division of Cornell Univ. Press, Ithaca, New York. xii + 425 pp.

Hands, H. M., R. D. Drobney, and M. R. Ryan. 1989. Status of the red-shouldered hawk in the northcentral United States. Missouri Coop. Fish Wildl. Res. Unit Rep. 21 pp.

U.S. Fish and Wildlife Service, 1989. Mancos milkvetch (Astragalus humillimus) recovery plan. U.S. Fish and Wildlife Service, Albuquerque, NM. 47 pp.

Raffaele, H. A. 1989a. A guide to the birds of Puerto Rico and the Virgin Islands. Revised edition. Princeton Univ. Press. 220 pp.

Bartgis, R. L. 1989. Site surveys for rare plants and animals in eastern West Virginia. Unpubl. report, The Nature Conservancy, Boston, Massachusetts.

Howell, D. 1989. The Long-nosed bat, Leptonycteris: An endangered species in the Southwest!!. . 22 p.

Brady, W.W., M.R. Stromberg, E.F. Aldon, C.D. Bonham, and S.H. Henry. 1989. Response of a semidesert grassland to 16 years of rest from grazing. Journal of Range Management. 42(4):284-288.

Cooch, E. G., D. B. Lank, R. F. Rockwell, and F. Cooke. 1989. Long-term decline in fecundity in a Snow Goose population: evidence for density dependence? Journal of Animal Ecology 58:711-726.

Howe, M.A., P.H. Geissler, and B.A. Harrington. 1989. Population trends of North American shorebirds based on the international shorebird survey. Biological Conservation 49:185-199.

Manning, R. W., and J. K. Jones, Jr. 1989. Myotis evotis. Am. Soc. Mamm., Mammalian Species No. 329:1-5.

Snyder, N. F. R., and H. A. Snyder. 1989. Biology and conservation of the California condor. Current Ornithology 6:175-268.

Zimmerman, J.L., and E.J. Finck. 1989. Philopatry and correlates of territory fidelity in male Dickcissels. North American Bird Bander 14:83-85.

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.

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.