1. Center for Ecosystem Science and Society and Department of Biological Sciences Northern Arizona University Flagstaff Arizona USA
2. Department of Forest Resources and Environmental Conservation Virginia Tech Blacksburg Virginia USA
3. School of Plant and Environmental Sciences Virginia Tech Blacksburg Virginia USA
4. Tall Timbers Research Station Tallahassee Florida USA
5. The Nature Conservancy Little Rock Arkansas USA
6. U.S. Fish and Wildlife Service Great Dismal Swamp National Wildlife Refuge Suffolk Virginia USA