Sloths are notoriously slow. Living in rainforests in Central and South America, sloths spend most of their time hanging upside down in the trees, rarely coming down to the ground. There are two main ...

Sloths are famous for their slow and deliberate movements, but what many people don’t realize is that their sluggish pace isn’t just limited to how they move—it’s deeply tied to how their bodies ...

Long before today’s tree-dwelling sloths, a 4-ton giant roamed South America — and it may have stood and fought like a bear.

It’s not considered polite to talk about it, but we all do it. Some of us are in and out so quickly that nobody would even know we were gone. Others quietly get up from the sofa, tuck a newspaper ...

From lab electrodes to canopy bridges, sloth science shows how patience, data and habitat design turn mystery into daily survival.

But when it comes to their biology, the Central and South American critters are anything but boring. "Thirty percent of their body weight is just digesting, fermenting leaves," says Cliffe. "So ...

Conventional wisdom has it that sloths are simple, lazy creatures that do very little other than sleep all day. Even the very name “sloth” in most languages translates to some version of “lazy.” It ...

Fans of the movie franchise Zootopia know that sloths make the perfect DMV (Department of Mammal Vehicles) workers.

Shelby A. Ryan receives a Vice-Chancellor’s PhD Training Priority Scheme Scholarship from the University of Newcastle. Her PhD project receives funding from WWF-Australia and Taronga Conservation ...

Blossom slowly extends her arms, wrapping each tightly around the nape of my neck before securing her legs around my waist. She looks up at me, sniffs my face and, as the camera snaps pictures, bends ...