Geist, V. 1990. Agriculture versus bison in Canada's Wood Buffalo National Park. Conservation Biology 4:345-346.

Kreeger, T. J., et al. 1990. Pathological responses of red foxes to foothold traps. J. Wildl. Manage. 54:147-160.

Meyer, K. D. 1990. Kites. Pages 38-49 in Proceedings of the Southeast Raptor Management Symposium and Workshop. National Wildlife Federation, Washington, D.C.

Ringelman, J. K. 1990. Life history traits and management of the gadwall. U.S. Fish & Wildl. Serv., Fish and Wildlife Leaflet 13.1.2. 6 pp.

Shaw, D. M., and S. F. Atkinson. 1990. An introduction to the use of geographic information systems for ornithological research. Condor 92:564-570.

Department of the Army, U.S. Army White Sands Missile Range, New Mexico. 1990. Addendum Life Cycle Environmental Assessment, XM135 Binary Chemical Warhead for the MLRS, Addendum 3. (Date-stamped) 22 February 1990.

Sansom, L. (1990) Sophora gypsophila var. guadalupensis Survey Report. Guadalupe Ranger District, Lincoln National Forest, USFS. 1 p.

Abarca, F. J. 1990. Graduate student. Arizona State University. Conversation with S. P. Vives. March 28, 1990.

Goudie, R. I. 1990. The status of the Harlequin Duck (HISTRIONICUS HISTRIONICUS) in eastern North America. Committee on the status of endangered wildlife in Canada (COSEWIC), Ottawa, Ontario. 59 pp. + 4 appendices.

Bollinger, E. K., P. B. Bollinger, and T. A. Gavin. 1990. Effects of hay-cropping on eastern populations of the bobolink. Wildl. Soc. Bull. 18:142-150.

Engler, J. 1990. Status of the trumpeter swan at Fish Springs National Wildlife Refuge. Utah Birds 6:1-12.

Holroyd, G. L., and U. Banasch. 1990. The reintroduction of the peregrine falcon, Falco peregrinus anatum, into southern Canada. Canadian Field-Naturalist 104:203-208.

Knopf, F.L., J.A. Sedgwick, and D.B. Inkley. 1990. Regional correspondence among shrubsteppe bird habitats. Condor 92:45-53.

Price, R. M. 1990. Bogertophis. Cat. Am. Amph. Rep. 497.1-497.2.

Walker, J. M., et al. 1990. Hybridization between all-female Cnemidophorus tesselatus and gonochoristic Cnemidophorus sexlineatus. J. Herpetol. 24:388-396.

Manley, T. and M. Wood. 1990. The status of Columbian sharp-tailed grouse on the Tobacco Plain, Eureka, Montana. Final report. MDFWP, Kalispell. 25 pp.

DeMarais, B. D. 1990. Graduate student. Arizona State University, Tempe, AZ. Personal communication, April 19, 1990.

Bratton, S. P., S. Hendricks. 1990 (1988). Wood stork nesting, roosting, and foraging at Cumberland Island, Georgia. Oriole 53:17-24.

Dragoo, J. W., et al. 1990. Evolutionary and taxonomic relationships among North American arid-land foxes. J. Mammalogy 71:318-332.

Henke, S. E., and S. Demarais. 1990. Capturing jackrabbits by drive corral on grasslands in west Texas. Wildl. Soc. Bull. 18:31-33.

Marsh, P. C., and W. L. Minckley. 1990. Management of endangered Sonoran topminnow at Bylas Springs, Arizona: description, critique, and recommendations. Great Basin Naturalist 50:265-272.

Williams, C. M. 1990. Graduate student, Arizona State University, Tempe, AZ.

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.

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 notes on Mammilaria wrightii var. Wilcoxii, Gray Ranch - Black Bill Slope Macrosite. Natural Heritage New Mexico.

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.

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

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.

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.

Mehlhop, P. 1990. Field survey to Gray Ranch - San Luis Pass - Beargrass 16 Aug. 1990.

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

Willey, D. W. 1990. Nesting success of San Clemente sage sparrows. Southwestern Naturalist 35:28-31.

Sealy, S. G., editor. 1990. Auks at sea. Western Foundation of Vertebrate Zoology, Studies in Avian Biology No. 14. vi + 180 pp.

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.

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.

Daly, L. Parker, M. (1990) 1990 Mexican Spotted Owl Inventory Form. Sandia Ranger District, Cibola National Forest, USFS. 30 p.

Bureau of Land Management (BLM). 1990. Working toward recovery. Bureau of Land Management, Montana/Dakotas.

Spellenberg, R. 1990. Report on a survey for threatened and endangered plant species in the vicinity of Burris Well, White Sands Missile Range, for the Directed Energy Weapons Test. 5 April 1990. 14 pp.

Mehlhop, P. 1990. Field survey to Gray Ranch - Playas Valley with Ellen DeBruin. 21 Sept. 1990.

Burns, K. J., and R. M. Zink. 1990. Temporal and geographic homogeneity of gene frequencies in the fox sparrow (PASSERELLA ILIACA). Auk 107:421-425.

Glenn, J. L., and R. C. Straight. 1990. Venom characteristics as an indicator of hybridization between Crotalus viridis viridis and Crotalus scutulatus in New Mexico. Toxicon 28:857-862.

Kumirai, A., and J. K. Jones, Jr. 1990. Nyctinomops femorosaccus. Am. Soc. Mamm., Mammalian Species No. 349:1-5.

Morton, E. S. 1990. Habitat segregation by sex in the hooded warbler: experiments on proximate causation and discussion of its evolution. Am. Nat. 135:319-333.

Rohwer, S., and J. Manning. 1990. Differences in timing and number of molts for Baltimore and Bullock's orioles: implications to hybrid fitness and theories of delayed plumage maturation. Condor 92:125-140.

Sharps, J. C. and D. W. Uresk. 1990. Ecological review of black-tailed prairie dogs and associated species in western South Dakota. Great Basin Naturalist 50:339-45.

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.

Medin, D.E., and W.P. Clary. 1990. Bird and small mammal populations in a grazed and ungrazed riparian habitat in Idaho. U.S.D.A. Forest Service, Intermountain Research Station, Research Paper INT-425.

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.

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.