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Busch, J. D, M. P. Miller, E. H. Paxton, M. K. Sogge, and P. Keim. 2000. Genetic variation in the endangered southwestern willow flycatcher. The Auk. 117(3):586-595.

Jones, J., P. R. Perazzi, E. H. Carruthers, and R. J. Robertson. 2000. Sociality and foraging behavior of the Cerulean Warbler in Venezuelan shade-coffee plantations. Condor 102:958-962.

Moriarty, E. C., Collins, S. L., and Collins, J. T.. 2000. Geographic distribution: Gastrophryne olivacea (Great Plains Narrowmouth Toad). Herpetological Review. 31(1):50.

Mueller, G., P. C. Marsh, G. Knowles, and T. Wolters. 2000. Distribution, movements, and habitat use of razorback suckers (Xyrauchen texanus) in a lower Colorado River reservoir, Arizona-Nevada. Western North American Naturalist 60:180-187.

Schroeder, M. A., D. W. Hays, M. F. Livingston, L. E. Stream, J. E. Jacobson, and D. J. Pierce. 2000. Changes in the distribution and abundance of sage grouse in Washington. Northwestern Naturalist. 81:104-112.

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Paulson, D.R. and S.W. Dunkle. 1999. A checklist of North American Odonata. Slater Museum of Natural History, University of Puget Sound Occasional Paper, 56: 86 pp. Available: http://www.ups.edu/x7015.xml.

Todsen, T.K. 1999. A new endemic species of Mentzelia sect. Bartonia (Loasaceae) from New Mexico. Sida. 18(3):819-822.

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Earth Data Analysis Center and New Mexico Natural Heritage Program. 1999. United States Fish & Wildlife Service Vegetation Map for Las Vegas National Wildlife Service and Maxwell National Wildlife Service.

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Lang, B.K. 1999. Status of the Texas hornshell and native freshwater mussels (Unionoidea) in the Rio Grande and Pecos River of New Mexico and Texas. Performance Report to the U.S. Fish and Wildlife Service, Section 6 E-38-2. 78 p.

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Dechant, J.A., M.L. Sondreal, D.H. Johnson, L.D. Igl, C.M. Goldade, A.L. Zimmerman, and B.R. Euliss. 1999. Effects of management practices on grassland birds: Bobolink. Northern Prairie Wildlife Research Center, Jamestown, ND. 21 pp.

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Jameson, E. W., Jr. 1999. Host-ectoparasite relationships among North American chipmunks. Acta Theriologica 44:225-231.

Seamans, M.E., R.J. Gutierrez, C.A. May, and M.Z. Peery. 1999. Demography of two Mexican Spotted Owl populations. Conservation Biology. 13(4):744-754.

Knopf, F. L., and J. R. Rupert. 1999. Use of cultivated fields by breeding Mountain Plovers in Colorado. Studies in Avian Biology 19:81-86.

Guthery, F. S. 1999. The role of free water in bobwhite management. Wildlife Society Bulletin 27:538-542.

Pergams, O.R.W., and M. V. Ashley. 1999. Rapid morphological change in Channel Island deer mice. Evolution 53:1573-1581.

Townsend, D. E., II, R. L. Lochmiller, S. J. DeMaso, D. M. Leslie, Jr., A. D. Peoples, S. A. Cox, and E. S. Parry. 1999. Using supplemental food and its influence on survival of Northern Bobwhite. Wildlife Society Bulletin 27:1074-1081.

Hammerson, G. A., and L. J. Livo. 1999. Conservation status of the northern cricket frog (Acris crepitans) in Colorado and adjacent areas at the northwestern extent of the range. Herpetological Review 30:78-80.

Orange, D. I., B. R. Riddle, and D. C. Nickle. 1999. Phylogeography of a wide-ranging desert lizard, Gambelia wislizenii (Crotaphytidae). Copeia 1999:267-273.

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Liverman, D. 1999. North American Landscape Characterization (NALC) Digital Elevation Model (DEM). University of Arizona, Latin American Area Center, Tucson, Arizona.

Bartlett, R. D., and P. P. Bartlett. 1999b. A field guide to Florida reptiles and amphibians. Gulf Publishing Company, Houston, Texas. xvi + 278 pp.

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Spellenberg, R. 1999. Email concerning records of Euphorbia deliculata, synonymous with Euphorbia bifurcata. 1 p.

Connelly, J. 1999b. What do we know about sage grouse needs? Presentation given to the Western Sage Grouse Status Conference, Jan. 14-15, 1999, Boise, ID. Online. Available: http://www.rangenet.org/projects/grouse.html.

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