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The Predation of Goshawks upon Ruffed Grouse on the Cloquet Forest Research Center, Minnesota
Robert L. Eng and Gordon W. GullionVolume:
74
Language:
english
Journal:
The Wilson Bulletin
DOI:
10.2307/4159067
Date:
September, 1962
File:
PDF, 1.81 MB
english, 1962