About the Authors

Leon P. A. M. Claessens


Affiliation Department of Biology, College of the Holy Cross, Worcester, Massachusetts, United States of America

Patrick M. O'Connor

Affiliation Department of Biomedical Sciences, Ohio University College of Osteopathic Medicine, Athens, Ohio, United States of America

David M. Unwin

Affiliation Department of Museum Studies, University of Leicester, Leicester, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: LC PO DU. Performed the experiments: LC PO. Analyzed the data: LC PO DU. Wrote the paper: LC PO DU.