Daniel G. Wenny,^1,2 Travis L. Devault,³ Matthew D. Johnson,⁴ Dave Kelly,⁵ Cagan H. Sekercioglu,^6,7 Diana F. Tomback,⁸ Christopher J. Whelan<sup>9

1</sup>Jo Daviess Conservation Foundation, 126 N. Main Street, Elizabeth, Illinois 61028, USA
²Present address: Loras College, 1450 Alta Vista, Dubuque, Iowa 52004, USA. E-mail: harrier2@mchsi.com
³U.S. Department of Agriculture, National Wildlife Research Center, Sandusky, Ohio 44870, USA
⁴Department of Wildlife, Humboldt State University, Arcata, California 95521, USA
⁵Biological Sciences, University of Canterbury, Christchurch 8140, New Zealand
⁶Center for Conservation Biology, Department of Biology, Stanford University, Stanford, California 94305, USA
⁷Present address: Department of Biology, University of Utah, 257 South 1400 East, Room 201, Salt Lake City, Utah 84112, USA.
⁸Department of Integrative Biology, University of Colorado Denver, P.O. Box 173364, Denver, Colorado 80217, USA
⁹Illinois Natural History Survey, c/o Department of Biological Sciences, University of Illinois at Chicago, 845 W. Taylor Street, Chicago, Illinois 60607, USA