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By: Tordoff, Harrison B - Redig, Patrick TType: ArticleIn: The journal of raptor researchVolume: 32Series:Issue: 2Date: 1998Page Range: 184--184Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-Subjects:
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By: Tordoff, Harrison B - Redig, Patrick TType: ArticleIn: The journal of raptor researchVolume: 33Series:Issue: 4Date: 1999Page Range: 326--328Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-Subjects:
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By: Tordoff, Harrison B - Redig, Patrick TType: ArticleIn: The journal of raptor researchVolume: 31Series:Issue: 4Date: 1997Page Range: 339--346Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-Subjects: