About the Authors
School of Life Sciences, University of Sussex, Brighton, United Kingdom
The authors have declared that no competing interests exist.
The author(s) have made the following declarations about their contributions: Conceived and designed the experiments: AEW NS. Performed the experiments: AEW NS. Analyzed the data: AEW NS. Contributed reagents/materials/analysis tools: AEW NS. Wrote the paper: AEW NS.