Sloths may be hosting entire ecosystems in their thick, dense fur, and algae growth on sloths can grow so great that it tinges their fur green. The video.

Sloths have one of the slowest metabolisms in the animal kingdom – and it shows. In this episode, we explain how their incredibly slow movement allows algae to grow on their fur, creating a ...

Sloths might move at a glacial pace, ... and algae that help keep them hidden from predators.But it doesn’t stop there. ... ‘The Bear' Season 4 Gives the People What They Want.

On several occasions, the cameras photographed a shaggy brown bear identified by researchers as an “extremely rare” leucistic sloth bear. Sloth bears are a vulnerable species found across India.