Abstract Background Titi monkeys, Callicebus, comprise the most species-rich primate
genus—34 species are currently recognised, five of them described since 2005. The lack of …

Taste perception plays an essential role in food selection. Umami (savory) tastes are sensed
by a taste receptor complex, T1R1/T1R3, that detects proteinogenic amino acids. 1 High …

In the class Mammalia, most young are cared for exclusively by their mothers. In species
where mothers receive help, however, non-maternal caregivers may play a crucial role in …

The modern pitheciids (titis, sakis, and uakaris) of northern South America represent one of
the earliest radiations of platyrrhines and demonstrate morphological adaptations and …

Owl monkeys, genus Aotus, are distributed from Panama to the northeast of Argentina and
from the highlands of the Andes to the Atlantic coast. They are relatively small arboreal …

Context Forest loss and fragmentation are rapidly expanding across the tropics. Although
forest loss is a major driver of the current biodiversity crisis, the effect of fragmentation …

Land use changes have profound effects on populations of Neotropical primates, and
ongoing climate change is expected to aggravate this scenario. The titi monkeys from …

In the Anthropocene, many animal populations are increasingly confined to human‐modified
landscapes, in which different spatial variables describing landscape composition and …

Pair living and pair bonding are rare in mammals, and the mechanisms of their maintenance
remain a puzzle. Titi monkeys, a 'textbook example'for 'monogamous' primates, have strong …

Platyrrhini are highly vulnerable to the yellow fever (YF) virus. From 2016 to 2018, the
Atlantic Forest of southeast Brazil faced its worst sylvatic YF outbreak in about a century …