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bart the bear
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The Effects of Nonmotorized Recreation on Grizzly Bear Behavior and Habitat Use
Bart Otis Schleyer, Interagency Grizzly Bear Study Team · Yayınevi bilinmiyor
83 sayfa · 1984
Grizzly bear
The Bitterroot Grizzly Bear Evaluation Area
Dan Davis, Bart R. Butterfield, Clearwater National Forest (Agency : U.S.) · Yayınevi bilinmiyor
56 sayfa · 1991
Grizzly bear
Evaluation of Grizzly Bear Habitat in the Selway-Bitterroot Wilderness Area
Bart R. Butterfield, Jon A. Almack, University of Idaho. Idaho Cooperative Wildlife Research Unit · Yayınevi bilinmiyor
66 sayfa · 1985
Grizzly bear