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By: Morrison, Michael L. - Slack, R Douglas - Shanley, EdwinType: ArticleIn: The Wilson bulletinVolume: 90Series:Issue: 3Date: 1978Page Range: 414--422Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-Subjects:
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By: Nelson, Jay T - Slack, R Douglas - Gee, George FType: ArticleIn: The Wilson bulletinVolume: 108Series:Issue: 4Date: 1996Page Range: 728--739Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-Subjects:
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By: Thompson, Bruce Carlyle, - Schmidt, Maureen E - Calhoun, Stuart W - Morizot, Donald C. - Slack, R DouglasType: ArticleIn: The Wilson bulletinVolume: 104Series:Issue: 2Date: 1992Page Range: 244--262Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-Subjects: