An insect's view of a numerosity illusion: a simple strategy may explain complex numerical performance in bumblebees
E. Gatto, C. Guan, C. Agrillo, S. Cutini, L. Chittka, M. E. M. Petrazzini
This study shows bumblebees can discriminate numerical ratios and are influenced by spatial arrangements, suggesting they may misperceive numerosity in an illusion similar to humans.
bioRxiv · Aug 22, 2023 · PreprintAnimal Behavior & Cognition