Seasonal Changes in Socio-Spatial Structure in a Group of Free-Living Spider Monkeys (Ateles geoffroyi) Smith-Aguilar, Sandra E. ; Ramos-Fernández, Gabriel ; Getz, Wayne M. Abstract Publication: PLoS ONE Pub Date: June 2016 DOI: 10.1371/journal.pone.0157228 Bibcode: 2016PLoSO..1157228S