About the Authors

Gary Silkstone

silkgi@essex.ac.uk

Affiliation School of Biology, University of Essex, Wivenhoe Park, Colchester, Essex, CO4 3SQ, United Kingdom

Michael T. Wilson

Affiliation School of Biology, University of Essex, Wivenhoe Park, Colchester, Essex, CO4 3SQ, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

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