Individual and Seasonal Variation in External Genitalia of Male Tree Swallows

Authors

Michael P. Lombardo

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Recommended Citation

Lombardo, Michael P. (2001) "Individual and Seasonal Variation in External Genitalia of Male Tree Swallows," The Auk: Vol. 118: Iss. 3, Article 25.
Available at: https://digitalcommons.usf.edu/auk/vol118/iss3/25