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By: Woodley, Steven J. - Meyer, K D - Kirk, David Anthony - Pearce, P AType: ArticleIn: The journal of raptor researchVolume: 38Series:Issue: 1Date: 2004Page Range: 69--77Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-Subjects:
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By: Kirk, David AnthonyType: ArticleIn: The journal of raptor researchVolume: 26Series:Issue: 4Date: 1992Page Range: 239--242Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-Subjects:
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By: Woodley, Stephen J. - Johnson, Greg - Freedman, Bill - Kirk, David AnthonyType: ArticleIn: The Canadian field-naturalistVolume: 120Series:Issue: 3Date: 2006-07-01Page Range: 298--306Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Kirk, David Anthony - Diamond, Antony W - Smith, Alan R., - Holland, George E - Chytyk, PaulType: ArticleIn: The Wilson bulletinVolume: 109Series:Issue: 1Date: 1997Page Range: 1--27Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-Subjects:
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By: Boutin, Celine - Freemark, Kathyrn E - Kirk, David AnthonyType: ArticleIn: The Canadian field-naturalistVolume: 113Series:Issue: 3Date: 1999Page Range: 430--460Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Bellerby, Gordon - Kirk, David Anthony - Weseloh, D. Vaughn.Type: ArticleIn: The Canadian field-naturalistVolume: 114Series:Issue: 4Date: 2000Page Range: 584--590Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: