About the Authors

Joost M. Woltering

To whom correspondence should be addressed. E-mail: jmwoltering@hotmail.com

Affiliation Institute of Biology, Leiden University, Leiden, The Netherlands

Antony J. Durston

Affiliation Institute of Biology, Leiden University, Leiden, The Netherlands

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JW. Performed the experiments: JW. Analyzed the data: JW. Contributed reagents/materials/analysis tools: AD JW. Wrote the paper: AD JW. Other: Main author: JW. Lab head: AD. General supervision: AD. Provided facilities: AD. Paid JMW: AD.