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By: Sarno, Ronald J. - Franklin, William L. - Prexl, Walter S.Type: ArticleIn: Revista chilena de historia naturalVolume:Series:Issue:Date: 2000-03-01Page Range:Publication Info:Subjects:
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By: Young, Julie K. - Franklin, William L.Type: ArticleIn: Revista chilena de historia naturalVolume:Series:Issue:Date: 2004-12-01Page Range:Publication Info:Subjects:
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By: Iriarte, J. Agustín - Franklin, William L. - Johnson, Warren EType: ArticleIn: The journal of raptor researchVolume: 24Series:Issue: 3Date: 1990Page Range: 41--46Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-Subjects: