This video reveals why sloths move so slowly that algae is able to grow directly on their fur. Viewers learn how this surprising relationship helps camouflage the animals and support tiny organisms ...

Prepare to be utterly charmed by the gentle and serene world of the sloth with this captivating close-up video! Get an ...

While humans wouldn’t be very happy to find that organisms were growing on their skin, particularly fungi, algae, and insects, it works out pretty well for sloths. Sloths may be hosting entire ...

A new exhibit featuring live animals opens at Whitaker Center on Friday. “Survival of the Slowest: Counterintuitive Adaptations” will teach visitors how some of the world’s slowest-moving species have ...

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

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 ...

CC0 Usage Conditions ApplyClick for more information. This video was created for the Get a Head Start with the Smithsonian (GHSS) program. This National Zoo-based project brings the entire Smithsonian ...