I had never seen one before, and the notion of a wee, gum-eating monkey seemed far-fetched. Even improbable life finds its way, though, and pygmy marmosets have developed an elaborate survival ...

Marmosets and tamarins are small (250-500 g) South American monkeys of the family Callitrichidae ... In nature, a marmoset leads a busy and varied life; it is adapted to a complex environment and ...

but understanding the nuances of monkey conversation has proved difficult. A new study reveals that marmoset monkeys are skilled at the art of eavesdropping on conversations between other monkeys ...