1 Domestication Lab, Konrad Lorenz Institute of Ethology, University of Veterinary Medicine, Vienna, Savoyenstraße 1a, A-1160 Vienna, Austria. Electronic address: friederike.range@vetmeduni.ac.at.
2 Domestication Lab, Konrad Lorenz Institute of Ethology, University of Veterinary Medicine, Vienna, Savoyenstraße 1a, A-1160 Vienna, Austria.