Dunn’s team analyzed the biological “budget” of these primates and found a direct negative correlation: males with large ...

Camera trap footage from Jicarón Island revealed a male capuchin monkey carrying a howler infant on its back. Now, scientists are trying to understand what's driving this kidnapping behavior. - ...

WASHINGTON – A baby howler monkey clung to the back of an older male monkey, its tiny fingers grasping fur. But they're not related and not even the same species. Scientists spotted surprising ...

From fish scaling waterfalls to monkeys stealing babies these animal discoveries in 2025 revealed how much we still do not ...

Howler infant number 5 on the back of a juvenile capuchin carrier, who is using stone tools at an anvil site in a stream bed. Usually, this behavior in females is described as adoption, thought to be ...

A group of male capuchin monkeys kidnapped baby howler monkeys – a different species – on a small island of Panama. Video shows the howler monkeys clinging to the male capuchin monkeys’ backs, but the ...

VESTAL, N.Y. (WBNG) -- For July, the Ross Park Zoo chose to highlight its howler monkeys, Diego and Carlita. These two have spent most of their lives together at the Ross Park Zoo and have grown quite ...

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 of ...