1. North Carolina Museum of Natural Sciences , Raleigh, NC 27601 , USA
2. Department of Forestry and Environmental Resources, NC State University , Raleigh, NC 27695 , USA
3. Department of Fish, Wildlife, and Conservation Biology, Colorado State University , Fort Collins, CO 80521 , USA
4. Illinois Natural History Survey, University of Illinois , Champaign, IL 61820 , USA
5. Department of Biology, Angelo State University , San Angelo, TX 76909 , USA
6. Division of Mammals, Department of Vertebrate Zoology, National Museum of Natural History , 10th and Constitution Avenue NW, Washington, DC 20560 , USA
7. Division of Biology, Kansas State University , Manhattan, KS 66506 , USA
8. Department of Biology and Chemistry, Morehead State University , Morehead, KY 40351 , USA
9. Florida Museum of Natural History, University of Florida , Gainesville, FL 32611 , USA
10. Department of Biology, University of North Carolina Greensboro , Greensboro, NC 27408 , USA
11. Department of Mammalogy, University of Alaska Museum, University of Alaska Fairbanks , Fairbanks, AK 99775 , USA
12. Department of Ecology & Evolutionary Biology and Museum of Zoology, University of Michigan , Ann Arbor, MI 48108 , USA
13. School of the Environment, Washington State University , Pullman, WA 99164 , USA
14. Department of Anthropology, Yale University , New Haven, CT 06520 , USA