Temporal dynamics of grooming reciprocity in crested macaques: Strongly bonded individuals reciprocate grooming more quickly
Luke Collins, Adam Gaston, Juliane Kaminski, Jérôme Micheletta, Marine Joly
This study uses survival analysis and Bayesian models to show that crested macaques reciprocate grooming more quickly when bonds are stronger, challenging assumptions about short reciprocity windows.
bioRxiv · Oct 4, 2026 · PreprintAnimal Behavior & Cognition