About the Authors

Ainara Ayestaran

Affiliations Université de Toulouse (UPS), Centre de Recherches sur la Cognition Animale, Toulouse, France, Centre National de la Recherche Scientifique (CNRS), Centre de Recherches sur la Cognition Animale, Toulouse, France

Martin Giurfa

Contributed equally to this work with: Martin Giurfa, María Gabriela de Brito Sanchez

Affiliations Université de Toulouse (UPS), Centre de Recherches sur la Cognition Animale, Toulouse, France, Centre National de la Recherche Scientifique (CNRS), Centre de Recherches sur la Cognition Animale, Toulouse, France

María Gabriela de Brito Sanchez

Contributed equally to this work with: Martin Giurfa, María Gabriela de Brito Sanchez

debrito@cict.fr

Affiliations Université de Toulouse (UPS), Centre de Recherches sur la Cognition Animale, Toulouse, France, Centre National de la Recherche Scientifique (CNRS), Centre de Recherches sur la Cognition Animale, Toulouse, France

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MGdBS MG. Performed the experiments: AA. Analyzed the data: MG. Wrote the paper: MGdBS MG.