and P.L.Simms. 1996. Mechanisms that result in large herbivore grazing distribution patterns. J. Range Manage. 49(5):386–400.

Bailey, V. 1930. Animal Life of Yellowstone National Park. Springfield, IL: Charles C Thomas. 241 pp.

Baker, W.L., J.A.Munroe, and A.E.Hessl. 1997. The effects of elk on aspen in the winter range of Rocky Mountain National Park. Ecography 20(2):155–165.

Balling, R.C., Jr., G.A.Meyer, and S.G.Wells. 1992a. Climate change in Yellowstone National Park: is the drought-related risk of wildfires increasing? Clim. Change 22(1):35–45.

Balling, R.C., Jr., G.A.Meyer, and S.G.Wells. 1992b. Relation of surface climate and burned area in Yellowstone National Park. Agric. For. Meteorol. 60(3/4):285–293.

Bangs, E.E., S.H.Fritts, J.A.Fontaine, D.W.Smith, K.M.Murphy, C.M.Mack, and C.C. Niemeyer. 1998. Status of gray wolf restoration in Montana, Idaho, and Wyoming. Wildl. Soc. Bull. 26(4):785–798.

Barmore, W.J., Jr., 1965. Aspen-Elk Relationships on the Northern Yellowstone Winter Range. Paper presented at the Western Association of State Fish and Game Commissions Elk Workshop, Bozeman, MT, March 2–4, 1965. 16 pp.

Barmore, W.J., Jr. 1980. Population Characteristics, Distribution, and Habitat Relationships of Six Ungulate Species on Winter Range in Yellowstone National Park. Final Report, Yellowstone National Park, Wyoming. 677 pp.

Barnes, B.V. 1966. The clonal growth habit of American aspens. Ecology 47(3):439– 447.

Barnes, V.G., and O.E.Bray. 1967. Population Characteristics and Activities of Black Bears in Yellowstone National Park. Final report. Colorado Cooperative Wildlife Research Unit, Colorado State University, Fort Collins, CO.

Barnosky, C.W., P.M.Anderson, and P.J.Bartlein. 1987. The northwestern U.S. during deglaciation: Wegetational history and paleoclimatic implications. Pp. 289–321 in North America and Adjacent Oceans During the Last Deglaciation, The Geology of North America, Vol. K-3, W.F.Ruddiman, and H.E.Wright, Jr., eds. Boulder, CO: Society of America.

Barnosky, C.W., H.E.Wright, Jr., D.R.Engstrom, and S.C.Fritz. 1988. The relationship of climate to sedimentation rates in lakes and ponds. Pp. 4 in First Annual Meeting of Research and Monitoring on Yellowstone’s Northern Range, Mammoth, WY, January 28–29, 1988, F.J.Singer, ed. Yellowstone National Park, WY: U.S. Department of the Interior, National Park Service.

Barnosky, E.H. 1994. Ecosystem dynamics through the past 2000 years as revealed by fossil mammals from Lamar Cave in Yellowstone National Park, USA. Hist. Biol. 8(1/4):71–90.

Barrett, M.W. 1982. Distribution, behavior, and mortality of pronghorns during a severe winter in Alberta, Canada. J. Wildl. Manage. 46(4):991–1002.

Barrett, S.W. 1994. Fire regimes on andesitic mountain terrain in northeastern Yellowstone National Park, Wyoming. Int. J. Wildland Fire 4(2):65–76.

Bartlein, P.J., C.Whitlock, and S.L.Shafer. 1997. Future climate in the Yellowstone