1. Daniel B. Warnell School of Forest Resources, The University of Georgia, Athens, Georgia 30602, USA
2. Southeastern Cooperative Wildlife Disease Study, College of Veterinary Medicine, The University of Georgia, Athens, Georgia 30602, USA
3. New Jersey Division of Fish, Game and Wildlife, Trenton, New Jersey 08609, USA
4. Wildlife Health Program, Wisconsin Department of Natural Resources, Madison, Wisconsin 53711, USA