Várzea forests account for 17% of the Amazon basin and endure an annual inundation that
can reach 14 m deep during 6–8 months. This flood pulse in combination with topography …

For arboreal primates, ground use may increase dispersal opportunities, tolerance to habitat
change, access to ground-based resources, and resilience to human disturbances, and so …

We present an ethogram for golden-backed uakaris (Cacajao melanocephalus), based on
observations in the field and on a captive individual. We also provide additional …

Although mixed‐species associations of birds or primates have been well studied, primate–
bird associations have received comparatively little attention. Additionally, benefits accruing …

In many regions primates are an important dietary resource for isolated human populations,
and they are among the most hunted species by traditional and indigenous communities in …

Members of the Neotropical primate genus Chiropotes eat large volumes of immature seeds.
However, such items are often low in available proteins, and digestion of seeds is further …

We investigated the potential use of call playback for surveying the elusive golden-backed
uakari (Cacajao melanocephalus), a diurnal social primate that typically inhabits the …

Igapó is a long-overlooked habitat whose importance, as shown in other chapters in this
book, is only now being fully appreciated. For primates, the number and extent of field …

Research Highlights: Our study establishes the biennial nature of flowering intensity as a life-
time energy-conserving strategy; we show unexpectedly high flower: fruit ratios despite …

Cooperation and affiliation between males may be key to the evolution of large multimale‐
multifemale primate groups in some species. Cacajao and Chiropotes form multimale …