Roth, J. J., and H. M. Smith. 1990. The milksnake, Lampropeltis triangulum, in northwest Colorado. Bulletin of the Chicago Herpetological Society 25(1):6-7.

White, C. M., R. W. Fyfe, and D. B. Lemon. 1990. The 1980 North American peregrine falcon, FALCO PEREGRINUS, survey. Canadian Field-Naturalist 104:174-181.

Dunmire, W.W. 1990. Hedeoma todsenii inventory of Sacramento Mts, Caballo Resource Area, BLM. Unpublished report for BLM by TNC. 11 p + maps + photos.

Scarbrough, L. 1990. Letter to Bob Sivinski regarding locations for three species, ^Coryphantha sneedii, ^Oenothera organensis, and ^Peniocereus greggii. 3 pages included with map.

Brown, B. T. 1990. Nesting common mergansers in Chihuahua, Mexico. Southwest Nat. 35:88-89.

Firchow, K. M., M. R. Vaughan, and W. R. Mytton. 1990. Comparison of aerial survey techniques for pronghorns. Wildl. Soc. Bull. 18:18-23.

Houston, D. B., et al. 1990. Elk in Olympic National Park: will they persist over time? Natural Areas Journal 10:6-11.

Krupa, J.J. 1990. Bufo cognatus. Catalogue of American Amphibians and Reptiles. 457:1-2.

Purcell, K. L. 1990. Mature upper mixed-coniferous forest-montana chaparral. Journal of Field Ornithology (Supplement) 61:60-61.

Waples, R. S. 1990a. Conservation genetics of Pacific salmon. II. Effective population size and the rate of loss of genetic variability. Journal of Heredity 81:267-276.

Sauer, J. R. 1990. Route-regression analysis of scissor-tailed flycatcher population trends. U.S. Fish and Wildlife Service Biological Report 90:160-163.

Benson, R. H., and K. L. P. Benson. 1990. Estimated size of black-capped vireo population in northern Coahuila, Mexico. Condor 92:777-9.

Hendrickson, D. A. 1990. Non-game Research Biologist. Arizona Game and Fish Department, Phoenix, AZ.

Conover, M. R. 1990. Reducing mammalian predation on eggs by using a conditioned taste aversion to deceive predators. J. Wildl. Manage. 54:360-365.

Gray, M. T. 1990. Denver's urban beavers--a gnawing problem. Colorado Outdoors 39(1):27-29.

Lee, T. E., Jr. 1990. Geographic distribution of the cytotypes of Chaetodipus nelsoni canescens (Rodentia: Heteromyidae). Southwest. Nat. 454-455.

Petit, L. J., et al. 1990. Intersexual and temporal variation in foraging ecology of prothonotary warblers during the breeding season. Auk 107:133-145. See also Auk 107:146-152.

Siegel, R.S. and J.H. Brock. 1990. Germination requirements of key southwestern woody riparian species. Desert Plants 10:3-8.

Zicus, M. C. 1990. Nesting biology of hooded mergansers using nest boxes. J. Wildl. Manage. 54:637-643.

Collins, P. W., and S. B. George. 1990. Systematics and taxonomy of island and mainland populations of western harvest mice (Reithrodontomys megalotis) in southern California. Nat. Hist. Mus. Los Angeles County, Contr. in Sci. (420):1-26.

White, G. C., and R. A. Garrott. 1990. Analysis of wildlife radio-tracking data. Academic Press, San Diego, CA.

DeBruin, E. 1990. Field survey to Organ Mts, Ice Canyon, For Oenothera organensis and Phanerophlebia auriculata. Sept 4, 1990.

Best, T. L., et al. 1990. Ammospermophilus interpres. Am. Soc. Mamm., Mammalian Species No. 365:1-6.

Dick-Peddie, Scott. 1990. Biological assessment for threatened and endangered vertebrates on the eight target sites to be used by NLOS. September 1990. 5 pp.

Naumann, T. 1990 Status report for Astragalus ripleyi. Co Natural Areas Program, Denver, Co. p. 109

Johnson, R.G., and S.A. Temple. 1990. Nest predation and brood parasitism of tallgrass prairie birds. Journal of Wildlife Management 54:106-111.

McComb, W. C., J. R. Sedell, and T. D. Buchholz. 1990. Dam-site selection by beavers in an eastern Oregon basin. Great Basin Naturalist 50:273-281.

Ports, M. A., and S. B. George. 1990. Sorex preblei in the northern Great Basin. Great Basin Nat. 50:93-95.

Van Wagner, C. E., and A. J. Baker. 1990. Association between mitochondrial DNA and morphological evolution in Canada geese. J. Molecular Evol. 31:373-382.

Reading, R. P., and T. W. Clark. 1990. Black-footed ferret annotated bibliography, 1986-1990. U.S. Bureau of Land Management Wildlife Tech. Bull. 3. 22 pp.

S90SIVSBNMUS, Legacy reference. Physical copy not yet located.

Daly, L. Parker, M. (1990) 1990 Mexican Spotted Owl Inventory Form. Sandia Ranger District, Cibola National Forest, USFS. 104 p.

Lightfoot & Muldavin Associates. 1990. Biological assessment, camera pads and pole sites, Kinetic Energy Missile (KEM) Program, White Sands Missile Range, New Mexico. 16 March 1990. 14 pp. of text + 1 very large topo map.

Choate, L. L., et al. 1990. Westward ho: continued dispersal of the pygmy mouse, Baiomys taylori, on the Llano Estacado and in adjacent areas of Texas. Occas. Pap. Mus. Texas Tech Univ. (134):1-8.

Gennaro, A.L. 1990. Breeding of an urban population of Mississippi kites in Clovis, NM during the summer of 1989. Report to Nongame Program, NM Dept. of Game and Fish.

Conway, C. J. 1990. Seasonal changes in movements and habitat use by three sympatric species of rails. M.Sc.thesis, University of Wyoming, Laramie.

Thomas, J. W., E. D. Forsman, J. B. Lint, E. C. Meslow, B. R. Noon, and J. Verner. 1990. A conservation strategy for the northern spotted owl: a report to the Interagency Scientific Committee to address the conservation of the northern spotted owl. U.S. F

Barker, W. T., et al. 1990. Effects of specialized grazing systems on waterfowl production in southcentral North Dakota. Trans. 55th North American Wildl. & Nat. Res. Conf., pp. 462-474.

DeBruin, E. 1990. Field survey to Organ Mts for Coryphantha organensis. Davies Tank field map, Sept 24, 1990.

Bowling, A. T., and R. W. Touchberry. 1990. Parentage of Great Basin feral horses. J. Wildl. Manage. 54:424-429.

Kerpez, T. A., and N. S. Smith. 1990a. Competition between European starlings and native woodpeckers for nest cavities in saguaros. Auk 107:367-375.

Phillips, J. B. 1990. Lek behaviour in birds: do displaying males reduce nest predation? Animal Behaviour 39:555-565.

Sakai, H. F., and B. R. Noon. 1990. Variation in the foraging behavior of two flycatchers: associations with stage of the breeding cycle. Studies in Avian Biology 13:237-244.

Dunmire, W. 1990. Plant collection records 1990. 6 p.

Schulke (1990) Collected 1990 Mexican Spotted Owl Daytime Follow-up Visit Forms. Retrieved from Silver City Ranger District, Gila National Forest, USFS. 179 p.

Bull, E. L., R. S. Holthausen, and M. G. Henju. 1990. Techniques for monitoring pileated woodpeckers. Forest Service General Technical Report. PNW-GRT-269.

Buchanan, J. B., R. W. Lundquist, and K. B. Aubry. 1990. Winter populations of Douglas' squirrels in different-aged Douglas-fir forests. J. Wildl. Manage. 54:577-581.

Fishman, M. S., and M. Scheibel. 1990. Osprey productivity on Long Island 1978-1987: a decade of stabilization. Kingbird 40:2-9.

Iverson, J. B. 1990. Nesting and parental care in the mud turtle, Kinosternon flavescens. Can. J. Zool. 68:230-233.

Kuyt, E. 1990. Whooping crane numbers in 1989 recover from 1988 setback. Alberta Naturalist 20:49-52.

Rawinski, T. J., and B. P. Lapin. 1990. Some effects of beaver flooding on rare swamp birch (Betula pumila L.) vegetation in Connecticut: 1984-1987. Pages 244-247 in: Ecosystem management: are species and significant habitats. New York State Museum Bullet

Waples, R. S. 1990b. Conservation genetics of Pacific salmon. III. Estimating effective population size. Journal of Heredity 81:277-289.

Berry, K. H., et. al. 1990. Changes in desert tortoise population at the Desert Tortoise Research Natural Area between 1979 and 1985. Pp. 100-123 in Proceedings of the Desert Tortoise Council 1986.

DeBenedictis, P.A. 1990. Gleanings from the technical literature: Oystercatchers. Birding 22(6):294-296.

Grimes, J.W. 1990. A revision of the New World species of Psoraleae (Leguminosae: Papilionideae). Memoirs of New York Botanical Garden 61: 1-114.

Littlefield, C. D., and D. G. Paullin. 1990. Effects of land management on nesting success of sanhill cranes in Oregon. Wildl. Soc. Bull. 18:63-65.

Phillips, R. L., A. H. Wheeler, J. M. Lockhart, T. P. McEneaney, and N. C. Forrester. 1990. Nesting ecology of Golden Eagles and other raptors in southeastern Montana and northern Wyoming. U. S. Fish and Wildlife Service Fish Wildl. Tech. Rep. 26. Washing

Simons, L. H., R. C. Szaro, and S. C. Belfit. 1990. Distribution of NOTIOSOREX CRAWFORDI and SOREX ARIZONAE along an elevational gradient. J. Mamm. 71:634-640.

Zink, R. M., and J. C. Avise. 1990. Patterns of mitochondrial DNA and allozyme evolution in the avian genus AMMODRAMUS. Syst. Zool. 39:148-161.

Droege, S., and J.R. Sauer. 1990. North American Breeding Bird Survey, annual summary, 1989. U.S. Fish and Wildlife Service, Biological Report 90(8). 22 pp.