About the Authors

Durga Chapagain

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Validation, Visualization, Writing – original draft, Writing – review & editing

durgachapagain1@gmail.com

Affiliations Clever Dog Lab, Comparative Cognition, Messerli Research Institute, University of Veterinary Medicine Vienna, Medical University of Vienna, University of Vienna, Vienna, Austria, Domestication Lab, Konrad Lorenz Institute of Ethology, University of Veterinary Medicine Vienna, Vienna, Austria

Lisa J. Wallis

Roles Conceptualization, Data curation, Methodology, Visualization, Writing – review & editing

Affiliations Department of Livestock and One Health, Institute of Infection, Veterinary and Ecological Sciences, University of Liverpool, Liverpool, United Kingdom, Department of Ethology, Eötvös Loránd University, Budapest, Hungary

Friederike Range

Roles Conceptualization, Funding acquisition, Project administration, Resources, Software, Supervision, Writing – review & editing

Affiliations Clever Dog Lab, Comparative Cognition, Messerli Research Institute, University of Veterinary Medicine Vienna, Medical University of Vienna, University of Vienna, Vienna, Austria, Domestication Lab, Konrad Lorenz Institute of Ethology, University of Veterinary Medicine Vienna, Vienna, Austria

Nadja Affenzeller

Roles Conceptualization, Supervision, Writing – review & editing

Affiliation Department/Clinic for Companion Animals and Horses, University of Veterinary Medicine Vienna, Vienna, Austria

Jessica Serra

Roles Funding acquisition, Visualization, Writing – review & editing

Affiliation Royal Canin Research Centre, Aimargues, France

Zsófia Virányi

Roles Conceptualization, Funding acquisition, Project administration, Resources, Software, Supervision, Writing – review & editing

Affiliation Clever Dog Lab, Comparative Cognition, Messerli Research Institute, University of Veterinary Medicine Vienna, Medical University of Vienna, University of Vienna, Vienna, Austria

Competing Interests

This research was fully funded by Royal Canin, Aimargues, France (Project Number: FA 37214007). JS was an employee with Royal Canin, Aimargues, France. This does not alter our adherence to PLOS ONE policies on sharing data and materials".