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 the slow lane.

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 ...

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 can live up to 30 years in the wild. Every week, without fail, the three-toed sloth takes a breathtaking, almost ...