About the Authors

James H. Williams

jhw@dmu.dk

Affiliations Arctic Research Centre, Department of Bioscience, Aarhus University, Aarhus, Denmark, Communications & Systems Department, The Open University, Nottingham, United Kingdom

Jesper Madsen

Affiliation Arctic Research Centre, Department of Bioscience, Aarhus University, Aarhus, Denmark

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JHW JM. Performed the experiments: JHW. Analyzed the data: JHW JM. Wrote the paper: JHW JM.