Male and female strategies for reproduction in lesser scaup / Alan D. Afton.
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TextPublication details: Grand Forks, ND : University of North Dakota, 1983.Description: xiv, 151 p. : ill. ; 28 cmSubject(s): Online resources: Abstract: I studied the reproductive behavior and performance of a marked population of lesser scaup (Aythya affinis) near Erickson, Manitoba from 1977 to 1980. The dissertaiton is comprised of 3 parts: (1) influence of age and time on female reproductive performance, (2) forced copulation as a male reproductive strategy, and (3) parental time investment by brood hens.
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Thesis(Ph.D.)--University of North Dakota, 1983.
Includes bibliographical references.
I studied the reproductive behavior and performance of a marked population of lesser scaup (Aythya affinis) near Erickson, Manitoba from 1977 to 1980. The dissertaiton is comprised of 3 parts: (1) influence of age and time on female reproductive performance, (2) forced copulation as a male reproductive strategy, and (3) parental time investment by brood hens.