About the Authors
- Stephen B. Hager
- Department of Biology, Augustana College, Rock Island, Illinois, United States of America
- Bradley J. Cosentino
- Department of Biology, Hobart and William Smith Colleges, Geneva, New York, United States of America
- Kelly J. McKay
- BioEco Research and Monitoring Center, Hampton, Illinois, United States of America
- Cathleen Monson
- Reynolds, Illinois, United States of America
- Walt Zuurdeeg, Brian Blevins
- Davenport, Iowa, United States of America
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.
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.