About the Authors
Edward Grey Institute, Department of Zoology, University of Oxford, Oxford, United Kingdom
Department of Ecology and Evolutionary Biology, Yale University, New Haven, Connecticut, United States of America
Department of Biology, Lund University, Lund, Sweden
The authors have declared that no competing interests exist.
The author(s) have made the following declarations about their contributions: Conceived and designed the experiments: ASG SHA CKC. Performed the experiments: ASG SHA CKC. Analyzed the data: ASG SHA CKC. Contributed reagents/materials/analysis tools: ASG SHA CKC. Wrote the paper: ASG SHA CKC.