Northern Prairie Wildlife Research Center
We thank S. H. Allen, C. M. Lackney, K. L. Mixon, K. M. Mullen, W. R. Mulvaney, D. G. Pietruszewski, and M. A. Sovada for help with processing skunks and tissue preparation, M. J. Johnson, C. L. Nustad, and D. J. Rova for assistance with data tabulation, and W. E. Newton, D. H. Johnson, R. C. Kahn-Malek for statistical analyses. S. H. Allen, J. E. Austin, D. H. Johnson, R. R. Koford, K. M. Kraft, G. L. Krapu, W. E. Newton, and an anonymous reviewer provided valuable comments on early drafts of the manuscript. Ages of skunks were determined in 1979-1981 by I. D. Watt, Ministry of Natural Resources, Wildlife Research Section, Maple, Ontario, and in 1987-1991 by Matson's Laboratory, Milltown, Montana.