A baby howler monkey clung to the back of an older male monkey, its tiny fingers grasping fur. But they’re not related and ...

Observations of Coiba's tool-using immature capuchin monkeys show them carrying abducted infant howler monkeys. What is the ...

The classical scientific theories by which we understand the world around us do not hold good at the subatomic level. There, ...

Researchers uncover new evidence of how ancient human relatives in South Africa used their hands, revealing varying levels of ...

Scientists have found new evidence for how our fossil human relatives in South Africa may have used their hands. Researchers investigated variation in finger bone morphology to determine that South ...