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By: Millsap, B A - Zook, James R.Type: ArticleIn: Raptor researchVolume: 17Series:Issue: 2Date: 1983Page Range: 43--56Publication Info: Vermillion, S.D, Raptor Research Foundation, [1972-1986]Subjects:
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By: Hernandez, D A - Zook, James R.Type: ArticleIn: The journal of raptor researchVolume: 27Series:Issue: 2Date: 1993Page Range: 123--125Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-Subjects:
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By: Sandoval, Luis - Sanchez, Cesar - Biamonte, Esteban - Zook, James R. - Sánchez, Julio E. - Martinez, Daniel - Loth, DarylType: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 130Series:Issue:Date: 2010Page Range: 237--245Publication Info: London, British Ornithologists' Club, 1893-Subjects: