Evolutionary Relationships among the North American Mallards

Authors

Paul A. Johnsgard

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Recommended Citation

Johnsgard, Paul A. (1961) "Evolutionary Relationships among the North American Mallards," The Auk: Vol. 78: Iss. 1, Article 2.
Available at: https://digitalcommons.usf.edu/auk/vol78/iss1/2