Early Emergence of Auditory Quantity Discrimination in Domestic Chicks
Elena Eccher, Orsola Rosa Salva, Cinzia Chiandetti, Giorgio Vallortígara
This study shows domestic chicks prefer higher numerosity in auditory sequences when continuous variables are not controlled, but not when they are.
bioRxiv · Apr 9, 2026 · PreprintAnimal Behavior & Cognition