Papers in the Biological Sciences
The Masked Duck in the United States
Paul A. Johnsgard, University of Nebraska-LincolnFollow
Dirk Hagemeyer, Sheffield, Texas
Published in the Auk (October-December 1969) 86(4): 691-695. Copyright 1969, University of California. http://elibrary.unm.edu/sora Used by permission.
Reports on the first-known accounts of masked duck breeding in the United States.
Since June 18, 2010
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