An analysis of the displays of the European eider Somateria mollissima mollissima (Linnaeus) and the Pacific eider Somateria mollissima v. nigra Bonaparte
By: F. McKinney
Series: Behaviour -- an international journal of comparative ethology. Supplement, 7
Publisher: E.J. Brill
Published: 1961
Place of publication: Leiden
Language: eng
Number of pages: 124
Subjects: Behavior; Ducks
Notes: Summaries in German.  Bibliography: p. [121]-124.

Includes bibliographical references