Three-toed sloths have a symbiotic relationship with moths and algae. Sloths are the quintessential couch potatoes of the rainforest, and these sluggish tree-dwellers also serve as a hotel for moths ...

The sloth was spotted crossing a road in Costa Rica's Alajuela Province, where habitat fragmentation means they have to spend ...

The sloth was caught on camera by a GoPro propped in a tree in Nicaragua. — -- A sloth spotted in the wilds of Nicaragua by an American tourist was just trying to take a nap, but first, it had to ...

Many sloths captured by illegal loggers are sold at markets into the exotic pet or tourist entertainment trade, where they are forced to pose for selfies with tourists A terrified sloth has been ...

Scientists have solved the evolutionary puzzle of how sloths went from enormous ground-dwelling giants to the small, famously-laidback tree-climbers of the modern day. The study, by an international ...

New research on the evolutionary relationships between tree sloths and their extinct giant relatives is challenging decades of widely accepted scientific research. A team of international researchers ...

Two groups of sloths are left on Earth now — two- and three-toed sloths — but there are more that have existed in the Americas throughout history. Some are small creatures that lived up in the trees, ...

A study showed that when some animals find a crucial resource, they can survive in changing environments and even thrive. By Veronique Greenwood Look closely up in the trees of a shade-grown cacao ...

Sloths are the quintessential couch potatoes of the rainforest, and these sluggish tree-dwellers also serve as a hotel for moths and algae. Three-toed sloths descend from the trees once a week to ...