A large Glyptodon stands near the edge of a stream. Glyptodons were giant cousins of the armadillo that lived in South and Central America during the last ice age. - Stock-Grafiken

They were about the size of a small car and ate the tougher grasses and plants that grew on river banks and lake shores. They went extinct about 10000 years ago. They were likely hunted by humans and people may have actually used the shells for storm shelters.