Children cooperate more successfully with non-kin than with siblings.
G. Barragan-Jason, M. Cauchoix, A. Regnier, M. Bourjade, A. Hopfensitz, A. Chaine
The paper shows children cooperate less successfully with siblings than non-kin, suggesting developmental foundations for non-kin cooperation.
bioRxiv · May 22, 2020 · PreprintEvolutionary Biology