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McAnnis, D.M. 1990. Home range, activity budgets, and habitat use of Ferruginous Hawks (BUTEO REGALIS) breeding in southwest Idaho. M.S. Thesis, Boise State University, Boise, ID. 81 pp.

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Lowe, C. Dept. of Ecology and evolutionary Biology, University of Arizona, Tucson, AZ. (602) 621-3187.

Douglas, M. E. 1990. Assistant research professor. Arizona State University, Tempe, AZ.

Bildstein, K. L., et al. 1990. Freshwater wetlands, rainfall, and the breeding ecology of white ibises in coastal South Carolina. Wilson Bull. 102:84-98.

Deisch, M. S., D. W. Uresk, and R. L. Linder. 1990. Effects of prairie dog rodenticides on deer mice in western South Dakota. Great Basin Naturalist 50:347-353.

Hamer, D., and S. Herrero. 1990. Courtship and use of mating areas by grizzly bears in the Front Ranges of Banff National Park, Alberta. Canaidan J. Zoology 68:2695-2697.

Keppie, D. M., and J. Towers. 1990. Using phenology to predict commencement of nesting of female spruce grouse (Dendragapus canadensis). Am. Midl. Nat. 123:164-170.

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Ainley, D. G., C. A. Ribic, and R. C. Wood. 1990. A demographic study of the south polar skua CATHARACTA MACCORMICKI at Cape Crozier. J. Anim. Ecol. 59:1-20.

Folk, M. J., and T. C. Tacha. 1990. Sandhill crane roost site characteristics in the North Platte River Valley. J. Wildl. Manage. 54:480-486.

Horner, M. A., and R. A. Powell. 1990. Internal structure of home ranges of black bears and analyses of home-range overlap. J. Mammalogy 71:402-410.

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Taylor, C. M., and R. J. Miller. 1990. Reproductive ecology and population structure of the plains minnow, Hybognathus placitus (Pisces: Cyprinidae), in central Oklahoma. American Midland Naturalist 123:32-39.

Sibley, C.G., and B.L. Monroe, Jr. 1990. Distribution and Taxonomy of Birds of the World. Yale University Press, New Haven, CT. xxiv + 1111 pp.

Moseley, R. and C. Groves. 1990. Rare, threatened and endangered plants and animals of Idaho. Natural Heritage Section, Nongame and Endangered Wildlife Program, Idaho Dept. of Fish and Game. 33 pp.

Burns, B. Tudek, B. (1990) Collected Mexican Spotted Owl Forms. Silver City Ranger District, Gila National Forest, USFS. 68 p.

Knapp, M. (1990) Unpublished letter to District Ranger, Subject: Angostura Creek. Retrieved from Regional Office, USFS. 6 p.

Chapman, R. W. 1990. Mitochondrial DNA analysis of striped bass populations in Chesapeake Bay. Copeia 1990:355-366.

Ham, J. C., and P. N. Lehner. 1990. Notes on gray jay demographics in Colorado. Wilson Bull. 102:698-702.

Muldavin, E. 1990. Gray Ranch vegetation survey, 1990. New Mexico Natural Heritage Program

Nicholls, J. L., and G. A. Baldassarre. 1990. Habitat associations of piping plovers wintering in the United States. Wilson Bull. 102:581-590.

Shields, M. A., and J. F. Parnell. 1990. Marsh nesting by American oystercatchers in North Carolina. J. Field Ornithol. 61:431-433.

Young, B. E., M. Kaspari, and T. E. Martin. 1990. Species-specific nest site selection by birds in ant-acacia trees. Biotropica 22:310-315.

Campbell, R. W., N. K. Dawe, I. McTaggart-Cowan, J. M. Cooper, G. W. Kaiser, and M. C. McNall. 1990b. The birds of British Columbia. Volume 2. Nonpasserines: diurnal birds of prey through woodpeckers. University of British Columbia Press, Vancouver, B.C.

Ivey, D. 1990. Aspicarpa hirtella specimen collected on Gray Ranch, Middle Animas Bajada Macrosite. Natural Heritage New Mexico

Turner, R. (1990). Area survey results for Corphantha[sic] sneedii var sneedii. Guadalupe RD, Lincoln NF, USFS. 1 p.

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Kartesz, J. 1990. Synonymized checklist of the vascular flora [of North America north of Mexico, and Hawaii]. Unpublished second review draft.

Todsen, Thomas K. 1990. T and E survey of the Oscura Mountains. 4 August 1990.

Daly, L. Parker, M. (1990) 1990 Mexican Spotted Owl Inventory Form. Sandia Ranger District, Cibola National Forest, USFS. 20 p.

Sivinski, R., and A. Cully. 1990. Status report on Proboscidea sabulosa. Report prepared for U.S. Fish & Wildlife Service, Albuquerque, New Mexico.

Debruin, E. 1990. Field notes from August and September, 1990. New Mexico Natural Heritage Program.

Daly, J. C., and J. L. Patton. 1990. Dispersal, gene flow, and allelic diversity between local populations of Thomomys bottae pocket gophers in the coastal ranges of California. Evolution 44:1283-1294.

Hatch, S. A., and M. A. Hatch. 1990. Breeding seasons of oceanic birds in a subarctic colony. Can. J. Zool. 68:1664-1679.

Ortega, J. C. 1990b. Reproductive biology of the rock squirrel (Spermophilus variegatus) in southeastern Arizona. J. Mamm. 71:448-457.

Smith, S. A. 1990. Cytosystematic evidence against monophyly of the Peromyscus boylii species group (Rodentia: Cricetidae). J. Mamm. 71:654-667.

Gibbs, J.P., and S.M. Melvin. 1990. An assessment of wading birds and other wetlands avifauna and their habitats in Maine. Maine Department of Inland Fish. and Wildlife, Bangor, Maine. 61 pp. Unpublished report.

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

U.S. Department of Agriculture (USDA). 1990. Regional forester's sensitive species list, Coronado National Forest, U.S. Forest Service Southwest Region--Region 3.

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Pierce, B.A. and Whitehurst, P.H. 1990. Pseudacris clarkii. Catalogue of American Amphibians and Reptiles. 458:1-3.

Szaro, R.C. Southwestern Riparian Plant Communities: site characteristics, tree species distributions, and size-class structures. For. Ecol. Manage. 33/34:315-334.

Apa, A.O., D.W. Uresk and R.L. Linder. 1990. Black-tailed prairie dog populations one year after treatment with rodenticides. Great Basin Naturalist 50(2):107-113

Burger, L. W., Jr., E. W. Kurzejeski, T. V. Dailey, and M. R. Ryan. 1990. Structural characteristics of vegetation in CRP fields in northern Missouri and their suitability as bobwhite habitat. Transactions of the North American Wildlife Conference 55:75-8