For the first time, researchers have discovered and isolated adult stem cells from a non-human primate. This finding could ...

New neurons in your brain? A landmark study from Karolinska Institutet finds adults keep forming brain cells into the old age ...

This important study uses long-term behavioural observations to understand the factors that influence female-on-female aggression in gorilla social groups. The evidence supporting the claims is ...

On a remote Panamanian island, researchers have observed for the very first time young male capuchin monkeys stealing howler monkey babies, according to a new study. Since 2017, researchers have ...

This photo provided by researchers shows a baby howler monkey, right, clinging onto a young adult male capuchin monkey on Jicarón Island, Panama in April 2022.

This photo provided by researchers shows a baby howler monkey clinging onto a young adult male capuchin monkey on Jicarón Island, Panama in September 2022. Brendan Barrett, Max Planck Institute ...

In 2022 and 2023, several male Capuchin monkeys in Panama were spotted with babies on their backs, which is not that unusual in itself. Upon closer inspection, however, biologists noticed that ...

READ: Lab monkeys escape after US road crash, one on the loose The scientists nicknamed the capuchin Joker because the small scar at the side of its mouth reminded them of the “Batman” villain.

Scientists studying camera trap footage from Jicarón Island spotted something unusual: a capuchin monkey carrying an infant howler monkey on his back. Now, they’re trying to learn what it means.