The Migration Of Birds With Special Reference To Nocturnal Flight
H. A. Winkenwerder
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The Migration Of Birds With Special Reference To Nocturnal Flight

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H. A. Winkenwerder's scientific study of bird migration offers a detailed look at the phenomenon of nocturnal flight. With careful observations and thorough analysis, Winkenwerder sheds new light on how and why birds migrate, and what implications this has for the study of animal behavior and ecology. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this...