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The Rise and Fall of the Bone-Crushing Dogs | Eons

WKNO
Published October 26, 2023 at 5:00 AM CDT

A huge and diverse subfamily of dogs, the bone-crushers patrolled North America for more than thirty million years, before they disappeared in the not-too-distant past. So what happened to the biggest dogs that ever lived?
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Eons | PBS Specials