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On the Geographical Ecology and Evolution of the Three-toed Woodpeckers, Picoides tridactylus and P. arcticus
Carl E. Bock and Jane H. BockVolume:
92
Language:
english
Journal:
American Midland Naturalist
DOI:
10.2307/2424304
Date:
October, 1974
File:
PDF, 949 KB
english, 1974