The importance of locomotion to evolutionary fitness has led to extensive study of primate
locomotor behavior, morphology and ecology. Most previous research has focused on adult …

In South America, yellow fever (YF) is an established infectious disease that has been
identified outside of its traditional endemic areas, affecting human and nonhuman primate …

The genus Alouatta is characterized by a flexible social system in which the reproductive
strategies of males and females show great variability both within and between species …

Ontogenetic sexual dimorphism is observed in different primate species, with ecological and
evolutionary relationships explaining this pattern. Understanding the growth of the southern …

Although much is known about the anatomy of adult primates, particularly chimpanzees, the
same cannot be said for the anatomy of young primates, especially non-hominoid primates …

Abstract Maderas Rainforest Conservancy (MRC) was incorporated as a conservation
nonprofit organization in 2008, and manages two sites where biological field courses have …

The rate at which infants develop can vary within species. This variation may be due to
differences between infants in their nutritional intake and physiology, or the ability of females …

Deforestation is widely recognised as an agent of human disturbance that causes
widespread destruction of species habitats and can result in animals occupying forest …

Abstract The Trivers–Willard hypothesis (TWH) posits that maternal care will be biased in
favor of the sex that provides the greatest fitness returns per unit of investment, depending …

In this study, we examined the influence of demography and social context on mother‐
offspring conflict in wild black and gold howler monkeys (Alouatta caraya) inhabiting two …