In common marmosets, the brain regions that process social interactions develop very slowly, extending until early adulthood, like in humans. During this time, all group members are involved in ...

Common marmosets (Callithrix jacchus) are New World primates that are found within the coastal rainforests of North East (NE) Brazil. They are a multisensory species, relying on all their senses to ...

Rabies virus variants closely related to variants present in White-tufted marmosets (Callithrix jacchus) have been detected in bats in Ceará state, Northeast Brazil. Rabies is a deadly disease for ...

For the first time, researchers have observed an adult marmoset comforting a dying adult family member, behavior that was previously thought to be unique only to humans and chimpanzees. Researchers ...

Decades of illegal trafficking have led to the movement of marmosets from Brazil’s Cerrado and Caatinga biomes into the southeastern Atlantic rainforest, where they now threaten the survival of native ...