Laymon, S. A. 1989. Altitudinal migration movements of spotted owls in the Sierra Nevada, California. Condor 91:837-841.

Reed, J. M. 1989. A system of ranking conservation priorities for neotropical migrant birds based on relative susceptibility of extinction. In J. M. Hagan III and D. W. Johnston (editors). Ecology and conservation of Neotropical Migratory Landbirds. Smith

Telfer, E. S., et al. 1989. Status and distribution of the loggerhead shrike in western Canada. Can. Wildl. Serv. Prog. Notes 184. 4 pp.

Benkman, C. W. 1989. On the evolution and ecology of island populations of crossbills. Evolution 43:1324-1330.

Benkman, C. W. 1989. Breeding opportunities, foraging rates, and parental care in white-winged crosbills. Auk 106:483-485.

Congdon, J. D., and R. E. Gatten, Jr. 1989. Movements and energetics of nesting Chrysemys picta. Herpetologica 45:94-100.

Espino-Barros, R., and G. A. Baldassarre. 1989b. Numbers, migration chronology, and activity patterns of nonbreeding Caribbean flamingos in Yucatan, Mexico. Condor 91:592-597.

Hovis, J. A., and M. S. Robson. 1989. Breeding status and distribution of the least tern in the Florida Keys. Florida Field Nat. 17:61-66.

McAdoo, J.K., W.S. Longland, and R.A. Evans. 1989. Nongame bird community responses to sagebrush invasion of crested wheatgrass seedings. Journal of Wildlife Management 53:494-502.

Raveling, D. G. 1989. Nest-predation rates in relation to colony size of black brant. J. Wildl. Manage. 53:87-90.

Wiens, T. P. 1989. Spring migrant boreal owls at Whitefish Point, Michigan. Jack-Pine Warbler 67:88-93.

Locklear, J. 1989. Parthenium alpinum and its relatives in Colorado. Aquilegia 13(3):10-11.

Colvin, B. A., and P. L. Hegdal. 1989. Summary of 1989 field activities. U.S. Fish and Wildlife Service, Wildlife Reservation Center, Denver, Colorado. Unpublished report. 6 pp.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.

Morse, D. H. 1989. American warblers: an ecological and behavioral perspective. Harvard University Press. 384 pp.

Belk, D. 1989. Identification of species in the Conchostracan genus Eulimnadia by egg shell morphology. Journal of Crustacean Biology, 9(1): 115-125.

Curnutt, J. L. 1989. Nesting of the black-shouldered kite (ELANUS CAERULEUS) in Everglades National Park. Florida Field Nat. 17:77-79.

Hershler, R. 1989. Springsnails (Gastropoda: Hydrobiidae) of Owens and Amargosa River (exclusive of Ash meadows) drainages, Death Valley system, California-Nevada. Proceedings of the Biological Society of Washington, 102(1): 176-248.

Kroodsma, D. E. 1989. Two North American song populations of the marsh wren reach distributional limits in the central Great Plains. Condor 91:332-340.

Oberman, L. 1989. Courtship behavior of a pair of pileated woodpeckers. Migrant 45:65-6.

Sanders, S. D. and M. A. Flett. 1989. Montane riparian habitat and willow flycatchers: threats to a sensitive environment and species. IN: Proceedings of the California riparian systems conference: protection, management, and restoration for the 1990's. S

Hudgens, B. (1989) Gila National Forest, Luna Ranger District, Spotted Owl Survey Form 1. Retrieved from Silver City Ranger District, Gila National Forest, USFS. 26 p.

Wiemeyer, S. N., et al. 1989. Environmental contaminants in blood of western bald eagles. J. Raptor Res. 23:140-146.

Barash, D. P. 1989. Marmots: social behavior and ecology. Stanford Univ. Press, Stanford, California. xvii + 360 pp.

Van Meter, V. B. 1989. Florida's wood storks. Revised edition of 1985 publication. Florida Power & Light Company, Miami. 26 pp.

Palmer, W. 1989. Our small eastern shrikes. Auk 15:244-258.

Unknown. (1989) Map of Hedeoma apiculatum Survey Results. Guadalupe RD, Lincoln NF, USFS.

Crumpton, P. 1989. Threatened and endangered species habitat study area notes. Unpubl. report for USDA - Forest Service for 9 Aug 1989 study. 2 pp.

Unknown. 1989. 1989 Survey of Allium gooddingii Smokey Bear Ranger District - Lincoln National Forest. United States Forest Service (USFS) Regional Office, Albuquerque, NM. p. 5.

Corn, P. S., W. Stolzenburg, and R. B. Bury. 1989. Acid precipitation studies in Colorado and Wyoming: interim report of surveys of montane amphibians and water chemistry. U.S. Fish and Wildl. Serv. Biol. Rep. 80(40.26). 56 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.

Forbes, M. R. L., H. P. Barkhouse, and P. C. Smith. 1989. Nest-site selection by pied-billed grebes PODILYMBUS PODICEPS. Ornis Scandinavia 20:211-8.

Hellgren, E. C., and M. R. Vaughan. 1989. Demographic analysis of a black bear population in the Great Dismal Swamp. J. Wildlife Management 53:969-977.

Knight, R.L. 1989. Second Tennessee breeding record of Savannah Sparrows, with comments on its expansion into the southern Appalachians. Migrant 60:69-71.

Pashley, D. N. 1989. Personal communication.

Olenick, B. 1989. Burrowing owl - SPEOTYTO CUNICULARIA. Pages 790-81 in T. Clark, A.H. Harvey, R.D. Dorn, D.L. Genter, and C. Groves, editors, Rare, sensitive, and threatened species of the Greater Yellowstone Ecosystem.

Schmutz, J.K. and D.J. Hungle. 1989. Population of ferruginous and Swainson's hawks increase in synchrony with ground squirrels. Can. J. Zool. 67:2596-2601.

Widen, P. 1989. The hunting habitat of goshawks ACCIPITER GENTILIIS in boreal forests of central Sweden. Ibis. 131(2):205-31.

Schweitzer, D.F. 1989. A review of category 2 Insecta in USFWS Regions 3, 4, 5. Report prepared for United States Fish and Wildlife Service, Newton Corner Regional Office, Newton Corner, MA, 150 pp.

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

Wagner, S. 1989. Carson National Forest Spotted Owl Form, El Rito Ranger district, Carson National Forest. USFS 10p.

Cowgill, R. W. 1989. Nesting success of least terns on two South Carolina barrier islands in relation to human disturbance. Chat 53:81-87.

Grayson, D. K., and S. D. Livingston. 1989. High-elevation records for Neotoma cinerea in the White Mountains, California. Great Basin Nat. 49:392-395.

Lumsden, H. G. 1989. Test of nest box preferences of eastern bluebirds, SIALIA SIALIS, and tree swallows, TACHYCINETA BICOLOR. Can. Field-Nat. 103:595-597.

Renken, R. B., and E. P. Wiggers. 1989. Forest characteristics related to pileated woodpecker territory size in Missouri. Condor 91:642-652.

Tilghman, N. G. 1989. Impacts of white-tailed deer on forest regeneration in northwestern Pennsylvania. J. Wildl. Manage. 53:524-532.

Bestgen, K. R., and D. L. Propst. 1989. Distribution, status, and notes on the ecology of Gila robusta (Cyprinidae) in the Gila River drainage, New Mexico. Southwestern Naturalist 34:402-412.

Conover, M. R., and R. A. Dolbeer. 1989. Reflecting tapes fail to reduce blackbird damage to ripening cornfields. Wildl. Soc. Bull. 17:441-443.

Etheredge, D. R., M. D. Engstrom, and R. C. Stone, Jr. 1989. Habitat discrimination between sympatric populations of Peromyscus attwateri and Peromyscus pectoralis in west-central Texas. J. Mamm. 70:300-307.

Howe, M.A., J.A. Collazo. 1989. Census and survey techniques for shorebirds. Pages 168-174 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.

McCabe, T. L. & D. Wagner. 1989. The biology of Sthenopis auratus Grote (Lepidoptera: Hepialidae). Journal of the New York Entomological Society. 97(1): 1-10.

Risebrough, R. W., et al. 1989. Investigations of the decline of Swainson's hawk populations in California. J. Raptor Res. 23:63-71.

Wilde, G. R. 1989. Foods and feeding periodicity of the White River springfish, Crenichthyes baileyi. Great Basin Naturalist 49:249-251.

Kaveney, D. E., and C. C. Rimmer. 1989. The breeding status of common loons in Vermont--1989. Vermont Inst. Nat. Sci., Woodstock, Vermont. Unpublished report.

Hill, J., J. W. Evans, and M. J. Van Den Avyle. 1989. Species profiles: life histories and environmental requirements of coastal fishes and invertebrates (South Atlantic)--striped bass. U.S. Fish and Wildlife Service Biological Report 82(11.118). 35 pp.

Morrison, R.I.G. and Ross, R.K. 1989. The atlas of Nearctic shorebirds on the coast of South America. Canadian Wildlife Service Special Publication, Ministry of Environment, Canada.

Belthoff, J. R., and G. Ritchison. 1989. Natal dispersal of eastern screech-owls. Condor 91:254-265.

Davidow-Henry, B. R., J. K. Jones, Jr., and R. R. Hollander. 1989. Cratogeomys castanops. Am. Soc. Mamm., Mammalian Species No. 338: 1-6.

Hill, B. G., and M. R. Lein. 1989. Territory overlap and habitat use of sympatric chickadees. Auk 106:259-268.