About the Authors
Centre de Recherche sur la Cognition Animale, UMR-CNRS 5169, Université Paul Sabatier, Bât 4R3, Toulouse, France
CNRS, Centre de Recherches sur la Cognition Animale, Toulouse, France
Department of Biological Sciences, New Jersey Institute of Technology, Newark, New Jersey, United States of America
The authors have declared that no competing interests exist.
Participated in the revision of the manuscript: CJ GT. Conceived and designed the experiments: SG CJ GT. Performed the experiments: SG. Analyzed the data: SG. Contributed reagents/materials/analysis tools: MC. Wrote the paper: SG.