The sloth is the world's slowest mammal, so sedentary that algae grows on its furry coat. The plant gives it a greenish tint that is useful camouflage in the trees of its Central and South ...

The Hoffman's two-toed sloth is one of the world's slowest mammals—so sedentary that algae grows on its furry coat. The plant gives it a greenish tint that is useful camouflage in the trees of ...

In return, the green algae benefits from shelter and water since the sloth's fur is extremely good at absorbing and retaining water. The algae-covered fur is also believed to work as a camouflage to ...