Group size is an important trait of social animals, affecting how individuals allocate time and
use space, and influencing both an individual's fitness and the collective, cooperative …

A challenge of group-living is to maintain cohesion while navigating through heterogeneous
landscapes. Larger groups benefit from information pooling, translating to greater 'collective …

High cortisol levels are known to cause low fecundity and increased mortality; thus, the
prospect of using cortisol as a measure of population health is an exciting one. However …

Socioecological models assume that primates adapt their social behavior to ecological
conditions, and predict that food availability and distribution, predation risk and risk of …

The course of hominin evolution has involved successive migrations towards higher
absolute latitudes over the past three million years. Poorer habitat quality further from the …

A group of proboscis monkeys (Nasalis larvatus) consisting of an alpha‐male, six adult
females, and several immatures was observed from May 2005–2006. We collected over …

Considerations of primate behavioral evolution often proceed by assuming the ecological
and competitive milieus of particular taxa via their relative exploitation of gross food types …

The influence of diet and food distribution on the socioecology of group-living species has
long been debated, particularly for primates. It has typically been assumed that folivorous …

Highlights•Colobus group ID and home range separation predicted gut microbiome
differences.•Between-group differences in the gut microbiome decreased with social …

Animals are hypothesized to search their environments in predictable ways depending on
the distribution of resources. Evenly distributed foods are thought to be best exploited with …