Institution: | 1. U.S. Geological Survey, Montana Cooperative Wildlife Research Unit, Wildlife Biology Program, 205 Natural Sciences Building, University of Montana, Missoula, MT 59812, USA;2. Montana Cooperative Wildlife Research Unit, Wildlife Biology Program, 205 Natural Sciences Building, University of Montana, Missoula, MT 59812, USA;3. School of Environmental and Forest Sciences, 107 Anderson Hall, University of Washington, Seattle, WA 98125, USA |