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By: Bakewell, George - Chopek, Joseph M - Burkholder, Gary L.Type: ArticleIn: The Great Basin naturalistVolume: 43Series:Issue:Date: 1983Page Range: 477--482Publication Info: Provo, Utah, M.L. Bean Life Science Museum, Brigham Young University,Subjects:
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By: Burkholder, Gary L. - Smith, Dwight GType: ArticleIn: The journal of raptor researchVolume: 22Series:Issue: 2Date: 1988Page Range: 62--62Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-Subjects: