Did Tree Swallows Cross a Polygyny Threshold?

Authors

Robert Simmons

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Recommended Citation

Simmons, Robert (1985) "Did Tree Swallows Cross a Polygyny Threshold?," The Auk: Vol. 102: Iss. 1, Article 22.
Available at: https://digitalcommons.usf.edu/auk/vol102/iss1/22