About the Authors

Richard W. R Retallick
School of Tropical Biology, James Cook University, Townsville, Queensland, Australia

Richard W. R Retallick, Hamish McCallum
Department of Zoology and Entomology, University of Queensland, St Lucia, Queensland, Australia

Richard W. R Retallick
School of Life Sciences—Biology, Arizona State University, Tempe, Arizona, United States of America

Rick Speare
Amphibian Diseases Group, School of Public Health and Tropical Medicine, James Cook University, Townsville, Queensland, Australia

Corresponding Author

hmccallum@zen.uq.edu.au

Competing Interests

The authors have declared that no conflicts of interest exist.

Author Contributions

RWRR and RS conceived and designed the experiments. RWRR performed the experiments. HIM analyzed the data. HIM wrote the paper.