Extinct glyptodonts really were gigantic armadillos, ancient DNA shows

If you could travel back in time to South America thousands of years ago, you might have caught a glimpse of an animal known as a glyptodont living alongside giant ground sloths and saber-toothed cats. Glyptodonts looked like gigantic and fearsome armadillos; one of the largest species, Doedicurus, weighed as much as a ton and had a powerful club-shaped and spiky tail. —> Read More

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