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By: Delong, J P - Hoffman, S WType: ArticleIn: The journal of raptor researchVolume: 38Series:Issue: 2Date: 2004Page Range: 163--168Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-Subjects:
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By: Delong, J P - Meehan, T D - Smith, R BType: ArticleIn: The journal of raptor researchVolume: 39Series:Issue: 1Date: 2005Page Range: 19--25Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-Subjects: