What type of stuff can grow in sloth fur?

Algae can grow on sloth's fur. These are green and help camouflage the sloth when it is high in a tree. read more

The algae has a nice place to grow and the sloth benefits by getting a green tint in its fur, which helps camouflage it among the leaves in the rainforest. For this study, researchers collected 84 species of fungus that reside in the three-toed sloths’ (Bradypus variegatus) course fur. read more

Sloth hair is long and coarse and depending on the species can contain either a number of grooves or irregular transverse cracks that increase in number and size with the age of the animal. These features are ideal for inhabitation by a wide variety of organisms, ranging from moths, beetles, and cockroaches to ciliates, fungi, and algae. read more