Helbig, Andreas J. - Angeborene Zugrichtungen nachts ziehender Singvögel : Orientierungsmechanismen, geographische Variation und Vererbung

Frankfurt a. M. 1989. orig. wrappers. 20x14cm, 148 pp. Johann-Wolfgang-Goethe-Universität (Frankfurt am Main) doctoral dissertation.. Minor wear. VG.

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