About the Authors

Hamish A. Campbell

To whom correspondence should be addressed. E-mail: dr.hamish.campbell@gmail.com

Affiliation Department of Physiology, University of Birmingham, Edgbaston, Birmingham, England

Keiron P. P. Fraser

Affiliation British Antarctic Survey, Natural Environment Research Council, Cambridge, England

Charles M. Bishop

Affiliation Department of Biological Sciences, University of Bangor, Bangor, Wales

Lloyd S. Peck

Affiliation British Antarctic Survey, Natural Environment Research Council, Cambridge, England

Stuart Egginton

Affiliation Department of Physiology, University of Birmingham, Edgbaston, Birmingham, England

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HC SE. Performed the experiments: HC. Analyzed the data: HC. Contributed reagents/materials/analysis tools: KF CB LP SE. Wrote the paper: HC SE.