1. Fisheries, Wildlife, and Conservation Sciences Oregon State University Corvallis Oregon USA
2. USDA Agricultural Research Service Reno Nevada USA
3. Forest and Rangeland Ecosystem Science Center U.S. Geological Survey Corvallis Oregon USA
4. Department of Forest, Rangeland, and Fire Sciences University of Idaho Moscow Idaho USA
5. Rocky Mountain Research Station USDA Forest Service Missoula Montana USA
6. Department of Wildland Resources and Ecology Center Utah State University Logan Utah USA
7. Rocky Mountain Research Station USDA Forest Service Reno Nevada USA