Different animals in different habitats follow the same hidden rules of behavior, revealing a surprising shared pattern ...

In the natural world—where predators pounce, prey flee, and group members feed and sleep in solidarity—animal behavior is ...

In the natural world—where predators pounce, prey flee, and group members feed and sleep in solidarity—animal behavior is ...

Biologists documented five male capuchin monkeys carrying at least eleven different infant howler monkeys -- a behavior never before seen in wild primates. Rise and spread: The sightings were remotely ...

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

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

In the natural world—where predators pounce, prey flee, and group members feed and sleep in solidarity—animal behavior is glorious in its variety. Now, new research suggests there may be an ...

Get a cleaner, fresher cat litter box by learning how to clean cat litter box with baking soda. Our guide offers a ...

Scientists studying footage from Jicarón Island spotted something unusual: a capuchin monkey carrying an infant howler on his ...

Scientists on Panama's Jicarón Island were mystified by photos and videos of young male capuchins carrying howler monkeys on their backs for days at a time ...

Plus, researchers could hear adult howler monkeys calling back and forth with the infants, who would sometimes try to crawl ...