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By: Bryan, James R.Type: ArticleIn: Raptor researchVolume: 18Series:Issue: 4Date: 1984Page Range: 143--147Publication Info: Vermillion, S.D, Raptor Research Foundation, [1972-1986]Subjects:
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By: Bloom, Peter H. - Henckel, J L - Henckel, E H - Schmutz, Josef K. (Josef Konrad), - Woodbridge, Brian - Bryan, James R. - Anderson, Richard L - Detrich, P J - Maechtle, T L - Mckinley, J O - Mccrary, M D - Titus, Kimberly - Schempf, Philip F.Type: ArticleIn: The journal of raptor researchVolume: 26Series:Issue: 3Date: 1992Page Range: 167--178Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-Subjects: