Observations of Coiba’s tool-using immature capuchin monkeys show them carrying abducted infant howler monkeys. What is the reason for this behavior? Vanessa Crooks Caught in the act! Capuchin monkeys ...

Anthropologists and psychologists have studied wild monkeys' problem-solving for food to better understand how social dynamics can influence behavior and learning. The research team, led by Durham ...

A 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 ...

Scientists in China have recorded the first-ever live birth of a chimeric monkey using stem cells, with the baby simian sporting bright green eyes and fingertips, according to a new study. Researchers ...