🚨 There’s a new T. rex in town! A newly described species of giant mosasaur—growing up to 43 ft long—has been named Tylosaurus rex, or “king of the tylosaurs.” One of the largest mosasaurs known to date, this T. rex might be every bit as fearsome as the original “tyrant king.”
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New research describes Tylosaurus rex from more than a dozen previously known fossils.
