About the Authors

Andrea K. Townsend

aktownsend@ucdavis.edu

Affiliation Department of Wildlife, Fish, and Conservation Biology, University of California Davis, Davis, California, United States of America

Christopher M. Barker

Affiliation Department of Pathology, Microbiology, and Immunology, School of Veterinary Medicine, University of California Davis, Davis, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AKT CMB. Performed the experiments: AKT CMB. Analyzed the data: AKT CMB. Contributed reagents/materials/analysis tools: AKT CMB. Wrote the paper: AKT CMB.