1/4/2024 0 Comments Actual size of trexTo gauge Scotty’s size, Persons and his colleagues measured its leg, hip and shoulder bones. Some individuals were lankier than others and some were more robust. “There is considerable size variability among Tyrannosaurus. "This is the rex of rexes," study lead author Persons observes in a statement. rex identified in the fossil record to date. rex, nicknamed “Scotty” in honor of a celebratory toast of scotch raised upon its discovery, the biggest member of its species ever found, but it also holds the distinction of being the longest-lived T. Luckily, the paleontologists behind the find write in the Anatomical Record, the results were worth the wait: Not only is the T. Given the dinosaur’s sheer size and encasement in cement-like sandstone, however, it took more than two decades to fully excavate and analyze the bones. rex’s remains in 1991, Michael Greshko reports for National Geographic. Researchers first unearthed the formidable T. Measuring roughly 42 feet long, the dinosaur led what University of Alberta paleontologist Scott Persons describes as an “unusually long” but violent life, enduring injuries ranging from broken ribs to an infected jaw before dying in its early 30s. Some 66 million years ago, a Tyrannosaurus rex weighing an estimated 19,555 pounds-nearly as much as four pick-up trucks-roamed what is now the Canadian province of Saskatchewan.
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