About the Authors

Sabine S. Nooten

s.nooten@uws.edu.au

Affiliation Hawkesbury Institute for the Environment, University of Western Sydney, Penrith, New South Wales, Australia

Nigel R. Andrew

Affiliation Centre for Behavioural and Physiological Ecology, Zoology, University of New England, Armidale, New South Wales, Australia

Lesley Hughes

Affiliation Department of Biological Sciences, Macquarie University, Sydney, New South Wales, Australia

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: LH SSN. Performed the experiments: SSN. Analyzed the data: SSN. Contributed reagents/materials/analysis tools: NRA. Wrote the paper: SSN.