About the Authors

Julia Purser

julia.purser@bristol.ac.uk

Affiliation School of Biological Sciences, University of Bristol, Bristol, United Kingdom

Andrew N. Radford

Affiliation School of Biological Sciences, University of Bristol, Bristol, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JP ANR. Performed the experiments: JP. Analyzed the data: JP. Wrote the paper: JP ANR.