About the Authors

Alexis C Edwards

Affiliation Department of Genetics and W. M. Keck Center for Behavioral Biology, North Carolina State University, Raleigh, North Carolina, United States of America

Stephanie M Rollmann

Affiliation Department of Genetics and W. M. Keck Center for Behavioral Biology, North Carolina State University, Raleigh, North Carolina, United States of America

Theodore J Morgan

Affiliation Department of Genetics and W. M. Keck Center for Behavioral Biology, North Carolina State University, Raleigh, North Carolina, United States of America

Trudy F. C Mackay

To whom correspondence should be addressed. E-mail: trudy_mackay@ncsu.edu

Affiliation Department of Genetics and W. M. Keck Center for Behavioral Biology, North Carolina State University, Raleigh, North Carolina, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

ACE and TFCM conceived and designed the experiments. ACE and SMR performed the experiments. ACE and TJM analyzed the data. ACE and TFCM wrote the paper.