Human Evolution Paleoanthropology Hominins Archaeology Forensic Anthropology Paleontology Hominin Evolution Species Interaction Comparative Anatomy Human Ancestors Human Species Hominid Evolution Skeletal Analysis Pharmacology Evolutionary Anthropology Thanatology Physical Anthropology Climbing Abilities Tool Use Dexterity Morphology Cultural Variation Facial Reconstruction Cultural Anthropology
It draws on five years of behavioral records from 121 species to show that clear male dominance occurs in only about 20 percent of primate groups.