Reproductive Performance and Body Condition of Earlier and Later Nesting Ring-billed Gulls

Authors

Dora Boersma
John P. Ryder

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Recommended Citation

Boersma, Dora and Ryder, John P. (1983) "Reproductive Performance and Body Condition of Earlier and Later Nesting Ring-billed Gulls," Journal of Field Ornithology: Vol. 54 : Iss. 4 , Article 2.
Available at: https://digitalcommons.usf.edu/jfo/vol54/iss4/2