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Song Differences between the Pied Flycatcher Ficedula hypoleuca, the Collared Flycatcher F. albicollis, and Their Hybrids
Hans P. GelterVolume:
18
Language:
english
Journal:
Ornis Scandinavica
DOI:
10.2307/3676768
Date:
September, 1987
File:
PDF, 1.31 MB
english, 1987