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Some Haematological Data for Birds of Prey
J. E. Cooper

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Captive Breeding of Harpy Eagles
Frank S. Todd

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Translation: A Male Hawk's Potential in Nest Building, Incubation and Rearing Young
Frances Hamerstrom

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Report: Raptor Research Foundation 1972 Conference on Captivity Breeding of Raptors
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Notes, News, and Queries
Journal of Raptor Research