Take a peek at the world's slowest mammal, so sedentary that algae grows on its furry coat. Read on to learn about life in ...

We share the latest two-toed sloth genetic research, which reveals that there may be more species than we previously thought.

Defecating exposes sloths to predators on the jungle floor. An unexpected ally benefits, and returns the favor. A brown-throated three-toed sloth peers over a tree's buttress root while defecating on ...

Sloths appear to have life figured out, and once the details are revealed, being envious makes sense. These tree-dwelling mammals have survived for millions of years by doing things their own way, and ...

Sloths are slow-moving, arboreal mammals living in Central and South America. The two types of sloths are the two-toed sloth and the three-toed sloth. Three-toed sloths are strictly herbivorous, while ...