Doedicurus was a glyptodont, related to both living armadillos and sloths and anteaters. The size of a small car, with an armored carapace and spiked tail of solid bone, it grazed the grasslands of South America. Its tail was a vicious weapon, probably used for clobbering predators or other Doedicurus.

PRONUNCIATION: DEE-DIK-YOO-RUS
LIVED: 2 million – 15,000 years ago
SIZE: 5 feet tall and 13 feet long
FACT: Herbivorous, grazing on vegetation
MEANING: Pestle tail
CLOSEST LIVING RELATIVE: Armadillos
RANGE: South America