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Bennett, W. A. 1990. Scale of investigation and the detection of competition: an example from the house sparrow and house finch introductions in North America. Am. Nat. 135:725-747.

Cohn, J. P. 1990. Endangered wolf population increases. BioScience 40(9):628-632.

Glenn, J. L., R. C. Straight, and J. W. Sites, Jr. 1990. A plasma protein marker for population genetic studies of the desert tortoise (XEROBATES AGASSIZI). Great Basin Naturalist 50:1-?.

Jones, J. K., Jr., and R. W. Manning. 1990. Additional comments on big brown bats (Eptesicus fuscus) from northwestern Texas. Southwest. Nat. 35:342-343.

McCaskie, G., et al. 1990. Notes on identifying arctic and Pacific loons in alternate plumage. Birding 22:70-73.

Stahlecker, D.W. and J.J. Rawinski. 1990. First records for the boreal owl in New Mexico. The Condor 92:517-519.

Bucyanayandi, J. D., and J. M. Bergeron. 1990. Effects of food quality on feeding patterns of meadow voles along a community gradient. Journal of Mammalogy 71:390-6.

Easter-Pilcher, A. 1990. Cache size as an index to beaver colony size in northwestern Montana. Wildlife Society Bulletin 18:110-113.

Hershler, R. and W.L. Pratt. 1990. A new Pyrgulopsis (Gastropoda:Hydrobiidae) from southeastern California, with a modelfor historical development of the Death Valley hydrographic system. Proc. Biol. Soc. Wash. 103(2): pp. 279-299.

Marti, C. D. 1990. Sex and age dimorphism in the barn owl and a test of mate choice. Auk 107:246-54.

Reimchen, T. E. 1990. Introduction and dispersal of the Pacific treefrog, Hyla regilla, on the Queen Charlotte Islands, British Columbia. Canadian Field Naturalist 105:288-290.

Peterson, R. T. 1990b. A field guide to western birds. Third edition. Houghton Mifflin Co., Boston. 432 pp.

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DeBruin, E. 1990. Field survey to Organ Mts, Fillmore Canyon on May 10, 1990.

Rosenburg, C. P. 1990a. Barn owl nest trays and boxes. Virginia Department Game and Inland. Fish. Educational sheet, Richmond, Virginia. Unpublished. 3 pp.

Allen, J. Tudek, B. (1990) Assorted Mexican Spotted Owl Forms. Silver City Ranger District, Gila National Forest, USFS. 83 p.

Gila National Forest. 1990. Reserve Ranger District Spotted Owl habitat description - form 2.

Sugg, D.W. 1990. Unpublished listing of amphibians specimens from MSB. 5 pp.

Brooks, B. L. and S. A. Temple. 1990a. Habitat availability and suitability for loggerhead shrikes in the Upper Midwest. Am. Midl. Nat. 123: 75-83.

Frederick, P. C., et al. 1990. Relative abundance and habitat preferences of least bitterns (IXOBRYCHUS EXILIS) in the Everglades. Florida Field Nat. 18:1-20.

Hardy, T. B., B. Bartz, and W. Carter. 1990. Instream flow recommendations for the fishes of Aravaipa Creek, Arizona. Submitted to the Nature Conservancy. Twelve-Nine, Inc., Logan, Utah.

Mehlhop, P. 1990. Field survey to Gray Ranch - Clanton Draw to Cloverdale to Larson. 22 Oct. 1990.

Morris, R. D., and J. Siderius. 1990. A treatment for prevention of hatching in field-incubated ring-billed gull eggs. J. Wildl. Manage. 54:124-130.

Ryberg. 1990. Pediomelum pentaphyllum. Memoirs of the New York Botanical Garden. 61:82-84.

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Scott, N.J. 1990. Unpublished listing of Rana species specimens at MSB. 2 pp. USFWS, UNM - Biology Dept., Albuquerque, NM 87131

Johnston, M.C. 1990. The vascular plants of Texas: A list, updating the manual of the vascular plants of Texas. 2nd edition. Privately published, Austin, Texas. 107 pp.

Barlow, P. 1990. Inventory of endangered flora, Naval Ordnance Missile Test Station, Sixteen Inch Gun and Beach Head Sites, White Sands Missile Range, Socorro and Sierra Counties, New Mexico.

Painter, C.W. 1990. Herpetofauna of New Mexico. Compiled for the New Mexico Department of Game and Fish.

Dowling, T. E. 1990. Assistant professor. Arizona State University, Tempe, AZ.

Mehlhop, P. 1990. Field survey to Gray Ranch - Mailbox Tank. 16 Aug, 1990.

Burger, J., and M. Gochfeld. 1990. Nest site selection in least terns (Sterna antillarum) in New Jersey and New York. Colonial Waterbirds 13:31-40.

Grismer, L. L. 1990. Coleonyx fasciatus. Cat. Am. Amph. Rept. 463.1-463.2.

Kurta, A., and R. H. Baker. 1990. Eptesicus fuscus. Am. Soc. Mamm., Mammalian Species 356:1-10.

Mullican, T. R., and J. T. Baccus. 1990. Horizontal and vertical movements of the white-ankled mouse (Peromyscus pectoralis) in central Texas. J. Mamm. 71:378-381.

Rollfinke, B.F., R.H. Yahner, and J.S. Wakeley. 1990. Effects of forest irrigation on long-term trends in breeding-bird communities. Wilson Bulletin 102(2):264-278.

Shields, G. F. 1990. Analysis of mitochondrial DNA of Pacific black brant (Branta bernicla nigricans). Auk 107:620-623.

Lincoln National Forest. 1990. Mexican Spotted Owl daytime follow-up visit form, survey for Mexican Spotted Owl.

Wakkinen, W. L. 1990. Nest site characteristics and spring-summer movements of migratory sage groude in southeaster Idaho. M.S. thesis, University of Idaho, Moscow, ID.

Dunmire, W. 1990. Plant collection records 1991. 5 p.

Reading, R. 1990. Prairie dogs - a link in the chain. In Bureau of Land Management, Working toward recovery. Bureau of Land Mangement, Montana/Dakotas.

Berna, H. J. 1990. Observations on the dwarf shrew (Sorex nanus) in northern Arizona. Great Basin Nat. 50:161-165.

Cooper, S. 1990. Notes on piper plover nesting at Cape Hatteras National Seashore during 1987. Chat 54:1-6.

Goosen, J. P. 1990. Piping plover research and conservation in Canada. Blue Jay 48:139-153.

Jones, K. B. 1990. Habitat use and predatory behavior of Thamnophis cyrtopsis (Serpentes: Colubridae) in a seasonally variable aquatic environment. Southwest. Nat. 35:115-122.

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Stauffer, D. F., G. A. Cline, and M. J. Tonkovich. 1990. Evaluating potential effects of CRP on bobwhite quail in Piedmont Virginia. Transactions of the North American Wildlife Conference 55:57-67.

Blokpoel, H., and R. M. G. Hamilton. 1990. Effects of applying white mineral oil to chicken and gull eggs. Wildl. Soc. Bull. 17:435-441.

Ely, D. C. 1990. A pair of pileated woodpeckers in the Wichita Mountains Wildlife Refuge, Comanche County, Oklahoma. Bull. Okla. Ornithol. Soc. 23:24-5.

Hickey, M. B. C., and M. B. Fenton. 1990. Foraging by red bats (LASIURUS BOREALIS): do intraspecific chases mean territoriality? Can. J. Zool. 68:2477-2482.

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Riddle, B. R., and R. L. Honeycut. 1990. Historical biogeography in North American arid regions: an approach using mitochondrial-DNA phylogeny in grasshopper mice (genus Onychomys). Evolution 44:1-15.

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