It is almost certainly the case that many populations have always existed as
metapopulations, leading to the conclusion that local extinctions are common and normally …

With endangered status and more than 8,000 endemic species, the Atlantic Forest is one of
the world's 25 biodiversity hotspots. Less than 100,000 km2 (about 7%) of the forest …

Group size covaries with relative neocortical volume in nonhuman primates. This regression
equation predicts a group size for modern humans very similar to that for hunter-gatherer …

" Remarkable and utterly fascinating"(Jane Goodall), author Dale Peterson and Harvard
University biological anthropology professor Richard Wrangham's Demonic Males: Apes …

The last decade's lemur research includes successes in discovering new living and extinct
species and learning about the distribution, biogeography, physiology, behavior, and …

Recent progress in the field of wildlife disease ecology demonstrates that infectious disease
plays a crucial role in the lives of wild animals. Parasites and pathogens should be …

Com status de ameaçada e mais de 8.000 espécies endêmicas, a Mata Atlântica é um dos
25 hotspots mundiais de biodiversidade. Menos de 100.000 km2 (cerca de 7%) restam …

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

The 'challenge hypothesis' posits that variation in male testosterone levels is more closely
associated with aggression in reproductive contexts than it is with changes in reproductive …

Male mammals often kill conspecific offspring. The benefits of such infanticide to males, and
its costs to females, probably vary across mammalian social and mating systems. We used …