1. Department of Forest & Wildlife Ecology University of Wisconsin‐Madison 1630 Linden Dr Madison WI 53706 USA
2. Department of Biology University of New Mexico 219 Yale Blvd NE Albuquerque NM 87131 USA
3. Pacific Southwest Region U.S.D.A. Forest Service 1323 Club Drive Vallejo CA 94592 USA
4. Division of Fish and Wildlife New York State Department of Environmental Conservation 1115 NYS Route 86 Ray Brook NY USA
5. School of Environmental Studies University of Victoria PO Box 1700, STN CSC Victoria British Columbia V8W 2Y2 Canada