what is the difference between a tree sloth and a ground sloth
Sloth (suborder Phyllophaga), tree-dwelling mammal noted for its slowness of movement. All five living species are limited to the lowland tropical forests of South and Central America, where they can be found high in the forest canopy sunning, resting, or feeding on leaves.
large relatives of the modern two-toed and three-toed sloths. Ground sloths evolved in South America around 35 million years ago, and migrated into North America, starting around 8 million years ago, with the last species arriving during the Pleistocene. All four species became extinct approximately 10,000 years ago. The reason for their extinction is not currently known.