Evidence for a cohesion-related function of alpaca hums: Linking automated call detection with GPS data
Daniel Ariza-Echeverri, Riley O Hayes Revitt, Stephan T. Leu, Kaja Wierucka
This study links automated detection of alpaca hums with GPS data to show that hums are associated with closer group contact and faster movement, suggesting a role in social cohesion.
bioRxiv · Oct 14, 2026 · PreprintAnimal Behavior & Cognition