About the Authors

Leigh W. Simmons

leigh.simmons@uwa.edu.au

Affiliations Centre for Evolutionary Biology, School of Animal Biology (M092), University of Western Australia, Crawley, Western Australia, Australia, ARC Centre of Excellence in Cognition and its Disorders, School of Psychology, University of Western Australia, Crawley, Western Australia, Australia

Marianne Peters

Affiliations Centre for Evolutionary Biology, School of Animal Biology (M092), University of Western Australia, Crawley, Western Australia, Australia, ARC Centre of Excellence in Cognition and its Disorders, School of Psychology, University of Western Australia, Crawley, Western Australia, Australia

Gillian Rhodes

Affiliation ARC Centre of Excellence in Cognition and its Disorders, School of Psychology, University of Western Australia, Crawley, Western Australia, Australia

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: LWS GR MP. Performed the experiments: MP. Analyzed the data: LWS. Contributed reagents/materials/analysis tools: LWS. Wrote the paper: LWS.