Although it is commonly believed that women are kinder and more cooperative than men,
there is conflicting evidence for this assertion. Current theories of sex differences in social …

Alzheimer's disease (AD) is one of the looming health crises of the near future. Increasing
lifespans and better medical treatment for other conditions mean that the prevalence of this …

At some point in the course of evolutionâe" from a primeval social organization of early
hominidsâe" all human societies, past and present, would emerge. In this account of the …

This comprehensive introductory text integrates evolutionary, ecological, and demographic
perspectives with new results from field studies and contemporary noninvasive molecular …

Commercial hunting and habitat loss are major drivers of the rapid decline of great apes [1].
Ecotourism and research have been widely promoted as a means of providing alternative …

Behavioral ecology is the study of adaptive behavior in relation to social and environmental
circumstances. Analysts working from this perspective hold that the reproductive strategies …

Unlike humans, who came down from the trees and developed bipedal locomotion,
chimpanzees have remained in the original habitat of our ancestors: the tropical rainforests …

In this review we attempt to reconstruct the evolutionary history of hominin life history from
extant and fossil evidence. We utilize demographic life history theory and distinguish life …

Demographic data on wild chimpanzees are crucial for understanding the evolution of
chimpanzee and hominin life histories, but most data come from populations affected by …

Publisher Summary This chapter discusses the current knowledge of competition and
cooperation in wild chimpanzees. It explicitly focuses on recent field studies that shed new …