About the Authors

Vanina Vergoz

Affiliation Research Centre on Animal Cognition, Centre National de la Recherche Scientifique (CNRS)-University Paul-Sabatier, Toulouse, France

Edith Roussel

Affiliation Research Centre on Animal Cognition, Centre National de la Recherche Scientifique (CNRS)-University Paul-Sabatier, Toulouse, France

Jean-Christophe Sandoz

Affiliation Research Centre on Animal Cognition, Centre National de la Recherche Scientifique (CNRS)-University Paul-Sabatier, Toulouse, France

Martin Giurfa

To whom correspondence should be addressed. E-mail: giurfa@cict.fr

Affiliation Research Centre on Animal Cognition, Centre National de la Recherche Scientifique (CNRS)-University Paul-Sabatier, Toulouse, France

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MG JS VV ER. Performed the experiments: JS VV ER. Analyzed the data: MG JS VV ER. Wrote the paper: MG.