Institution: | 1. U.S. Geological Survey, Pennsylvania Cooperative Fish and Wildlife Research Unit, The Pennsylvania State University, 403 Forest Resources Building, University Park, PA 16802, USA;2. Pennsylvania Game Commission, 2001 Elmerton Avenue, Harrisburg, PA 17110, USA;3. U.S. Geological Survey, Pennsylvania Cooperative Fish and Wildlife Research Unit, The Pennsylvania State University, 404 Forest Resources Building, University Park, PA 16802, USA |