Comparative studies have become both more frequent and more important as a means for understanding the biology, behavior, and evolution of mammals. Primates have complex social relationships and diverse ecologies, and represent a large species radiation. This book draws together a wide range of experts from diverse fields, such as reproductive biology and foraging energetics, to place recent field research into a synthetic perspective. The chapters tackle controversial issues in primate biology and behavior, including the role of brain expansion and infanticide in the evolution of primate...