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.

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

Unknown. 1989. Interim Management Plan for Cirsium vinaceum. United States Forest Service (USFS) Regional Office, Albuquerque, NM. p.7.

Hammerson, G. A. 1989. A field survey of amphibians in the Rocky Mountains of Colorado, August 1989. Report to the Colorado Division of Wildlife and the Colorado Natural Areas Program. 53 pp.

Serrentino, P. 1989. A survey of breeding northern harriers (Circus cyaneus) on Block Island, 1989. Unpublished report submitted to Rhode Island Division of Fish and Wildlife. West Kingston, Rhode Island.

Chiasson, R. B., and C. H. Lowe. 1989. Ultrastructural scale patterns in Nerodia and Thamnophis. J. Herpetol. 23:109-118.

Gaston, A. J., and D. W. Powell. 1989. Natural incubation, egg neglect, and hatchability in the ancient murrelet. Auk 106:433-438.

Lamb, T., J. C. Avise, and J. W. Gibbons. 1989. Phylogeographic patterns in mitochondrial DNA of the desert tortoise (Xerobates agassizii) and evolutionary relationships among the North American gopher tortoises. Evolution 43:76-87.

Payne, J. L., D. R. Young, and J. F. Pagels. 1989. Plant community characteristics associated with the endangered northern flying squirrel, Glaucomys sabrinus, in the southern Appalachians. American Midland Naturalist 121:285-292.

Taylor, D. M., C. H. Trost, and B. Jamison. 1989. The biology of the white-faced ibis in Idaho. West. Birds 20:125-133.

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.

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.

Herman. B. 1989. Plant collection log for Toumeya papyracantha, 3 Aug 1989. 1 p.

U.S. Department of Agriculture, Forest Service. 1989. Cirsium vinaceum in New Mexico: species monitoring. Department of Agriculture, Forest Service, Mayhill Ranger District. 19 p.

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

Seal, U. S., et al. 1989. Florida panther FELIS CONCOLOR CORYI viability analysis and species survival plan. Captive Breeding Specialist Group, IUCN.

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.

U.S. Department of the Interior, Bureau of Land Management, Las Cruces District, Socorro Resource Area. 1989. Socorro Resource Management Plan. BLM-NM-PT-89-021-4410.

Combs, K.P., and S.M. Melvin. 1989. Population dynamics, habitat use and management of short-eared owls on Nantucket Island, Massachusetts. Massachusetts Division of Fish and Wildlife, Natural Heritage and Endangered Species Program, Boston, Massachusetts

Storch, D. Ross, J. (1989) Threatened, Endangered, Sensitive, and Proposed species Biological Evaluation Proposed Operating Plan for Abel Cisneros Sr. Mining Claims. Questa Ranger District, Carson National Forest. Retrieved from Regional Office, 33 p.

Marsh, P. C., F. J. Abarca, M. E. Douglas, and W. L. Minckley. 1989. Spikedace (Meda fulgida) and loach minnow (Tiaroga cobitis) relative to introduced red shiner (Cyprinella lutrensis). Final report to Arizona Game and Fish Dept., Phoenix, AZ.

Morrison, R. I. G., and R. K. Ross. 1989. Atlas of Nearctic shorebirds on the coast of South America. Vols. 1 and 2. Canadian Wildl. Serv. Spec. Publ. 325 pp.

Morrison, R.I.G. and R.K. Ross. 1989. Atlas Nearctic shorebirds on the coast of South America. Volume 2. Canadian Wildlife Service. Ottawa, Canada.

England, M. 1989d. The breeding biology and status of the northern harrier (Circus cyaneus) on Long Island, New York. Long Island University, Greenvale, New York. M.S. thesis. 123 pp.

Cully, J. F., Jr. 1989. Plague in prairie dog ecosystems: importance for black-footed ferret management. Pp. 47-55 in T. W. Clark, D. Hinckley and T. Rich (eds.). The prairie dog ecosystem: managing for biological diversity. Montana Bureau of Land Managem

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.

Hands, H. M., R. D. Drobney, and M. R. Ryan. 1989. Status of the common loon in the northcentral United States. Missouri Coop. Fish Wildl. Res. Unit Rep. 26 pp.

Unknown, 1989. Unpublished letter to Renee detailing the locations of some populations of Astragalus Ripleyi in Tres Piedras Ranger District, Carson National Forest.

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

Santa Fe National Forest. 1989. Owl survey form, survey for Mexican Spotted Owl.

Courtney, R. F. 1989. Pronghorn use of recently burned mixed prairie in Alberta. J. Wildl. Manage. 53:302-305.

Gibson, D. D., and B. Kessel. 1989. Geographic variation in the marbled godwit and description of an Alaskan subspecies. Condor 91:436-443.

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.

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

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

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.

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