About the Authors
Department of Organismic and Evolutionary Biology, Harvard University, Cambridge, Massachusetts, United States of America
Department of Biological Sciences, Auburn University, Auburn, Alabama, United States of America
Poultry Diagnostic and Research Center, University of Georgia, Athens, Georgia, United States of America
Bioinformatics Institute, University of Auckland, Auckland, New Zealand
The authors have declared that no competing interests exist.
Conceived and designed the experiments: SVE GEH NFD. Performed the experiments: NFD CB SB. Analyzed the data: NFD SVE PT AR. Contributed reagents/materials/analysis tools: NFD CJM NF-N. Wrote the paper: NFD SVE GEH AR CJM.