Funding for this research was provided by:
National Centre of Competence in Research Evolving Language (#51NF40_180888)
Article History
Received: 2 October 2025
Accepted: 2 March 2026
First Online: 10 April 2026
Declarations
Competing interests: The authors declare that they have no conflict of interest.
Ethics Approval: All procedures followed Swiss legislation and were approved by Zürich’s cantonal veterinary office (license 31942).