1. Wildlife Biology Program University of Montana 32 Campus Drive Missoula Montana 59812 USA
2. Department of Natural Resource Ecology and Management Oklahoma State University 008C Agriculture Hall Stillwater Oklahoma 74078 USA
3. Wildlife Conservation Society 2300 Southern Boulevard Bronx New York 10460 USA
4. Montana Fish Wildlife and Parks 3201 Spurgin Road Missoula Montana 59804 USA