LA FORTUNA, Costa Rica -- A child zooming down a zipline through a rainforest in Costa Rica collided with a slow-moving sloth clinging to the cable. It happened Sunday at the Go Adventure Arenal Park ...

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

A sloth in its natural habitat in Costa Rica, where sloth populations have decreased in the past decade, according to Rebecca Cliffe, lead author of the research. Bernd Dittrich via Unsplash In the ...

The Tulsa Zoo is home to thousands of animals, but some of the most popular residents may be harder to spot during a visit. Sloths spend much of their day hanging in trees, conserving energy and ...

Sloths have been depicted as the slowest-moving mammals in the world, and have been stuck with that reputation. However, sloths are amazing animals. They may seem innocent and defenseless, but sloths ...

Prepare to be utterly charmed by the gentle and serene world of the sloth with this captivating close-up video! Get an intimate look at their peaceful faces, often displaying a soft, almost smiling ...