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By "Spiegel, Stephen "
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Unusual food transfer behavior performed by American Kestrels
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By: Bird, David M. (David Michael), - Spiegel, Stephen
Type: Article
In: The Canadian field-naturalist
Volume: 89
Series:
Issue: 3
Date: 1975
Page Range: 325--326
Publication Info: Ottawa Ottawa Field-Naturalists' Club
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