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By: Kimmel, J Timothy, - Yahner, Richard H. (Richard Howard)Type: ArticleIn: The journal of raptor researchVolume: 24Series:Issue: 4Date: 1990Page Range: 107--112Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-Subjects:
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By: Kimmel, J Timothy, - Yahner, Richard H. (Richard Howard)Type: ArticleIn: The journal of raptor researchVolume: 27Series:Issue: 1Date: 1993Page Range: 75--75Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-Subjects: