Erica H. Dunn,^1,* Charles M. Francis,¹ Peter J. Blancher,² Susan Roney Drennan,³ Marshall A. Howe,⁴ Denis Lepage,² Chandler S. Robbins,⁴ Kenneth V. Rosenberg,⁵ John R. Sauer,⁴ Kimberly G. Smith<sup>6

1</sup>aNational Wildlife Research Centre, Canadian Wildlife Service, Carleton University, Ottawa, Ontario
²bBird Studies Canada, P.O. Box 160, Port Rowan, Ontario N0E 1M0, Canada
³cPMB 327, 40 Court Street, Middlebury, Vermont 05753, USA
⁴dU.S. Geological Survey, Biological Resources Division, Patuxent Wildlife Research Center, Laurel, M
⁵eCornell Laboratory of Ornithology, 159 Sapsucker Woods Road, Ithaca, New York 14850, USA
⁶fDepartment of Biological Sciences, University of Arkansas, Fayetteville, Arkansas 72701, USA

^*Erica.Dunn@ec.gc.ca