About the Authors
- Stephen B. Hager
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* E-mail: stevehager@augustana.edu
Affiliation Department of Biology, Augustana College, Rock Island, Illinois, United States of America
- Bradley J. Cosentino
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Affiliation Department of Biology, Hobart and William Smith Colleges, Geneva, New York, United States of America
- Kelly J. McKay
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Affiliation BioEco Research and Monitoring Center, Hampton, Illinois, United States of America
- Cathleen Monson
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Affiliation Reynolds, Illinois, United States of America
- Walt Zuurdeeg
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Affiliation Davenport, Iowa, United States of America
- Brian Blevins
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Affiliation Davenport, Iowa, United States of America
Competing Interests
The authors have the following interests. Mr. McKay is the owner of BioEco Research and Monitoring Center. He conducts consulting work for businesses and agencies requiring ecological assessments of birds. Mr. McKay has never consulted on nor anticipates future business related to the research in this manuscript. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.
Author Contributions
Conceived and designed the experiments: SBH BJC KJM CM WZ BB. Performed the experiments: SBH KJM CM WZ BB. Analyzed the data: SBH BJC. Wrote the paper: SBH BJC.