The distinctive, 19-year-old reptile passed his yearly physical exam at the South Carolina Aquarium.
The creature had a massive wingspan of about 4.5 feet and sported a total of 110 teeth.
A new study finds the reptiles may be exhibiting a survival tactic called unihemispheric sleep.
The distinctive creature lived 76 million years ago, during the Cretaceous, in a modern-day Utah that looked more like Louisiana bayou country.
These cold-blooded behemoths would be ranked contenders in any ring.
As it roamed Pangaea 260 million years ago, the cow-sized herbivore Bunostegos akokanensis stood out -- quite literally -- from its peers.
Which came first: mountains or the creatures on them? Research on a tropical mountain paradise in Borneo helps answer that riddle.
T. rex and other big dinosaurs had teeth that were specialized for tearing through flesh and bone -- only one living animal has similar tooth structure. Can you guess which?
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