Higher rewards lead to more accurate flower detection and increased contrast sensitivity in the bumblebee Bombus terrestris
Théo Robert, Emily Flett, Hugo Le Lay, Marin Nicolas, Vivek Nityananda
This study shows that higher sucrose rewards improve bumblebee contrast sensitivity and target detection accuracy, while the pesticide imidacloprid reduces accuracy without affecting response latency.
bioRxiv · Aug 31, 2026 · PreprintAnimal Behavior & Cognition