In the tropical rainforests of Central and South America, sloths move through the branches at a sluggish pace. With a low metabolic rate, they lounge and sleep between the treetops for 15 to 20 hours ...

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 ...

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 ...