An old friend of de la Torre’s named César Piaguaje picked us up in his canoe and took us to his house, where his family greeted us. Then, we went out to a tree where a pygmy marmoset that ...

The common marmoset may be small enough to fit in the palm of a hand, but the diminutive stature of these monkeys belies their enormous significance in unraveling the intricate mysteries of human ...

About a decade ago, Japan became the first country to adopt the common marmoset as a neurological model for a major brain project. A New World primate originating from Brazil, marmosets are easier ...