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By: Shiraki, SType: ArticleIn: The journal of raptor researchVolume: 35Series:Issue: 2Date: 2001Page Range: 91--97Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-Subjects:
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By: Shiraki, SType: ArticleIn: The journal of raptor researchVolume: 36Series:Issue: 3Date: 2002Page Range: 220--224Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-Subjects: