title: Multilevel Societies in Primates and Other Mammals: Introduction to the Special Issue.
authors.affiliation: School of Anatomy, Physiology and Human Biology, The University of Western Australia, Crawley, WA 6009 Australia  ; Anthropological Institute and Museum, University of Zürich-Irchel, 8057 Zürich, Switzerland.
authors.forename: Cyril C
authors.initials: CC
authors.lastname: Grueter
authors.forename: Ikki
authors.initials: I
authors.lastname: Matsuda
authors.forename: Peng
authors.initials: P
authors.lastname: Zhang
authors.forename: Dietmar
authors.initials: D
authors.lastname: Zinner