1. Department of Forestry and Natural Resources University of Kentucky Lexington Kentucky 40546 USA
2. Working Land and Seascapes Conservation Commons Smithsonian Institution Washington D.C. 20013 USA
3. Conservation Ecology Center Smithsonian Conservation Biology Institute 1500 Remount Road Front Royal Virginia 20008 USA
4. Department of Statistical and Actuarial Sciences University of Western Ontario London Ontario N6A 5B7 Canada
5. U.S. Geological Survey, National Wildlife Health Center Madison Wisconsin 53711 USA