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Research Article

Positive Carotenoid Balance Correlates with Greater Reproductive Performance in a Wild Bird

  • Rebecca J. Safran mail,

    Rebecca.Safran@colorado.edu

    Affiliation: Department of Ecology and Evolutionary Biology, University of Colorado, Boulder, Colorado, United States of America

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  • Kevin J. McGraw,

    Affiliation: School of Life Sciences, Arizona State University, Tempe, Arizona, United States of America

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  • Matthew R. Wilkins,

    Affiliation: Department of Ecology and Evolutionary Biology, University of Colorado, Boulder, Colorado, United States of America

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  • Joanna K. Hubbard,

    Affiliation: Department of Ecology and Evolutionary Biology, University of Colorado, Boulder, Colorado, United States of America

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  • Julie Marling

    Affiliation: Department of Ecology and Evolutionary Biology, University of Colorado, Boulder, Colorado, United States of America

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  • Published: February 25, 2010
  • DOI: 10.1371/journal.pone.0009420

About the Authors

Rebecca J. Safran, Matthew R. Wilkins, Joanna K. Hubbard, Julie Marling
Department of Ecology and Evolutionary Biology, University of Colorado, Boulder, Colorado, United States of America
Kevin J. McGraw
School of Life Sciences, Arizona State University, Tempe, Arizona, United States of America

Corresponding Author

Email: Rebecca.Safran@colorado.edu

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RJS. Performed the experiments: RJS MRW. Analyzed the data: RJS JKH JM. Contributed reagents/materials/analysis tools: RJS KJM JKH. Wrote the paper: RJS KJM. Detailed editing of the manuscript: KJM. Field data collection: MRW. Manuscript revisions: MRW. Extensive color data analysis: JKH. Extensive data collection on plumage coloration: JM.