Marmosets are fluffy, 8-inch-long monkeys native to South America. They are also very polite. New research shows that these little mammals carry on lengthy, back-and-forth discussions without ...

New study from Hebrew University reveals that marmoset monkeys use specific calls, known as "phee-calls," to name each other, a behavior previously known to exist only in humans, dolphins, and ...

A pair of black-tufted marmosets. Image Credit: Miguelrangeljr via Wikimedia Commons // CC BY-SA 3.0 Human children aren’t the only primates that are eager to interrupt their parents’ conversations.