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Toepfer, J.E., R.L. Eng, and R.K. Anderson. 1990. Translocating prairie grouse: what have we learned? Transactions of the 55th North American Wildlife & Natural Resource Conference: 569-579.

Currens, K. P., C. B. Schreck, and H. W. Li. 1990. Allozyme and morphological divergence of rainbow trout (Oncorhynchus mykiss) above and below waterfalls in the Deschutes River, Oregon. Copeia 1990:730-746.

Hall, S.A. 1990. Pollen evidence for historic vegetational change, Hueco Bolson, Texas. The Texas Journal of Science. 42(4):399-403.

Kaufman, K., and R. Bowers. 1990. The practiced eye: Curve-billed Thrasher and Bendire's Thrasher. American Birds 44(3):359-362.

Morton, E. S., and K. C. Derrickson. 1990. The biological significance of age-specific return schedules in breeding purple martins. Condor 92:1040-1050.

Stromberg, M. R. 1990. Habitat, movements and roost characteristics of Montezuma quail in southeastern Arizona. Condor 92:229-236.

Bock, C. E., H. M. Smith, and J. H. Bock. 1990. The effect of livestock grazing upon abundance of the lizard, Sceloporus scalaris, in southeastern Arizona. J. Herpetol. 24:445-446.

Dickerman, R. W. 1990. Geographic variation in the juvenal plumage of the common nighthawk (CHORDEILES MINOR) in North America. Auk 107:610-613.

Gutierrez, R. J., and J. Pritchard. 1990. Distribution, density, and age structure of spotted owls on two southern California habitat islands. Condor 92:491-495.

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Plummer, M. V. 1990. Nesting movements, nesting behavior, and nest sites of green snakes (Opheodrys aestivus) revealed by radiotelemetry. Herpetologica 46:190-195.

Sinervo, B. 1990. The evolution of maternal investment in lizards: an experimental and comparative analysis of egg size and its effects on offspring performance. Evolution 44:279-294.

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Brown, B.A. 1990. Plant/Animal Occurrence Record (cooperators form) for Falco femoralis septentrionalis sighting. 19 November, 1990.

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Johnson, E.D. Zwank, P.J. (1990) Final Report, Flammulated Owl Bioogy on the Sacramento Unit of the Lincoln National Forest. Study Completion Report. Linxoln Supervisor's Office, Lincoln National Forest, USFS. 75 p.

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New Mexico Department of Game and Fish. 1990. Checklist of the Amphibians of New Mexico.

Eldridge, J.L. 1990. Management for migrating shorebirds on national wildlife refuges in the midwest. Bell Museum of Natural History, Univ. of Minnesota, Minneapolis. 17pp.

Sullivan, R.M. and Richard A. Smartt. 1990. Survey of the Colorado chipmunk (Eutamias quadrivittatus), Oscura Mountain land snail (Oreohelix socorroensis), and other flora and fauna in the southern Oscura, Mockingbird, Fairview, and Sheep Mountains, White

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Berna, H.J. 1990. Seven bat species from the Kaibab Plateau, Arizona, with a new record of Euderma maculatum. Southwest. Nat. 35(3):354-356.

DeBruin, E. 1990. Field survey to Soledad Canyon, Organ Mts. Sept 28, 1990.

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Klott, J. H., and F. G. Lindzey. 1990. Brood habitats of sympatric sage grouse and Columbian sharp-tailed grouse in Wyoming. J. Wildl. Manage. 54:84-88.

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California Department of Fish and Game (CDF&G). 1990. 1989 annual report on the status of California's state listed threatened and endangered plants and animals. 188 pp.

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.

Fischer, T.F. 1990. Revision of species inventory checklists for Sandia National Laboratories, Albuquerque Bernalillo County New Mexico. Albuquerque, NM: Sandia National Laboratores; Contractor Report SAND90-7098. 40 p.

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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.

U.S. Fish and Wildlife Service (USFWS). 1990. Endangered and threatened wildlife and plants. Federal register 55(35):6190. February 21.

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.

Newton, I., I. Wyllie, and P. Freestone. 1990. Rodenticides in British barn owls. Environmental Pollution 68:101-117.

Sweet, S. S., and W. S. Parker. 1990. Pituophis melanoleucus. Catalogue of American Amphibians and Reptiles 474.1-474.8.

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Dolbeer, R. A. 1990. Ornithology and integrated pest management: red-winged blackbirds AGELAIUS PHOENICEUS and corn. Ibis 132:309-322.

Hagan, J. M., III, and J. R. Walters. 1990. Foraging behavior, reproductive success, and colonial nesting in ospreys. Auk 107:506-521.

Manser, P. 1990. The clapper rail (RALLUS LONGIROSTRIS). Gosse Bird Club Broadsheet 55:9-10.

Prescott, D. R. C., and A. L. A. Middleton. 1990. Age and sex differences in winter distribution of American goldfinches in eastern North America. Ornis Scandinavica 21:99-104.

Smith, A. T., and M. L. Weston. 1990. Ochotona princeps. Am. Soc. Mamm., Mammalian Species No. 352:1-8.