The role of familiarity in grouping decisions of Trinidadian guppies
Adithi S Rao, Nina P C Alves, Jon T Sakata, Simon M Reader
This study investigates whether Trinidadian guppies prefer to group with familiar individuals, finding no evidence for familiarity preference despite a strong preference for conspecifics.
bioRxiv · Nov 9, 2026 · PreprintAnimal Behavior & Cognition