A Mylodon is a really big, furry animal that lived a long, long time ago. It was kind of like a big, sloth bear. Mylodons were really big, about the size of a car, and they had big, sharp claws for climbing trees and digging up roots. They were very slow and peaceful animals and they liked to eat plants. They lived in South America and they were very important to the people who lived there a long time ago because they used the mylodon's big fur to keep warm and make blankets. Now, we don't have any mylodons left because they went extinct a long time ago, but we can learn about them from their fossils that we find in rocks.