About the Authors

Ina C. Ansmann

a.ina@gmx.net

Affiliation Marine Vertebrate Ecology Research Group, School of Biological Sciences, The University of Queensland, St Lucia, Queensland, Australia

Janet M. Lanyon

Affiliation Marine Vertebrate Ecology Research Group, School of Biological Sciences, The University of Queensland, St Lucia, Queensland, Australia

Jennifer M. Seddon

Affiliation School of Veterinary Science, The University of Queensland, Gatton, Queensland, Australia

Guido J. Parra

Affiliations Cetacean Ecology, Behaviour and Evolution Lab, School of Biological Sciences, Flinders University, Adelaide, South Australia, Australia, South Australian Research and Development Institute (SARDI), Aquatic Sciences, West Beach, South Australia, Australia

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: ICA JML JMS GJP. Performed the experiments: ICA. Analyzed the data: ICA. Contributed reagents/materials/analysis tools: ICA JML JMS GJP. Wrote the paper: ICA JML JMS GJP.