Characterising ontogeny of quantity discrimination in zebrafish
E. Sheardown, J. V. Torres-Perez, S. Anagianni, S. Fraser, G. Vallortigara, B. Butterworth, M. E. Miletto-Petrazzini, C. H. Brennan
This study shows juvenile zebrafish can discriminate group sizes from 21 dpf, but not all ratios, suggesting quantity processing involves attentional and cognitive mechanisms.
bioRxiv · Feb 25, 2021Animal Behavior & Cognition