168-Million-Year-Old Stegosaur Species is Oldest Found

Named Adratiklit boulahfa, or 'mountain lizard,' London Natural History Museum researchers managed to figure out it was a new species of stegosaur from a few unearthed vertebrae and an arm bone.
Published: 10:10 AM PDT August 21, 2019
Updated: 9:32 AM PDT August 21, 2019