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Entwurf zu einer Biologie der Freiheit am Beispiel der Singvögel Zur Differenzierung des Reviergesanges
WALTER STREFFER
Jahrbuch für Goetheanismus 2007, 2007
An outline for a biology of freedom using songbirds as an example - Concerning the differentiation of the territorial song
The territory defended by songbirds is much more an acoustic… Read More
