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Turns Out The T. Rex Moved Like A Giant Chicken

Everything you thought you knew about how a T. rex moved might be wrong, and it was a 21-year-old college student in Maine who figured it out. Adrian Boeye, a senior at the College of the Atlantic, took careful measurements of leg and foot bones from four well-preserved T. rex skeletons held in museums across the United States and ran the numbers through a series of biomechanical equations to reconstruct exactly how the massive dinosaur walked and ran. For decades, scientists and filmmakers alike assumed the T. rex planted its enormous foot heel-first with each thundering step, the same way a human walks down the street. But Boeye’s research, published in the journal Royal Society Open Science, shows that the most famous predator in prehistoric history actually moved toe-first, much like an oversized chicken or a sprinting ostrich.

This tiptoe style of walking allowed the T. rex to take shorter, faster strides while keeping its massive body balanced even on the uneven terrain of the ancient world. The legs acted as natural shock absorbers with each step, adding stability and allowing for smooth, rapid transitions from a walk into a full sprint. Fossilized footprints actually back up the math, with the deepest impressions consistently found under the front of the foot rather than the heel. Younger, lighter T. rexes could hit speeds fast enough to beat an Olympic sprinter in a 100-meter dash, while the massive adults moved more slowly, suggesting that animals of different ages likely hunted completely different prey. Scientists say this discovery adds the tiptoe gait to a growing list of bird-like traits that trace all the way back to the T. rex, making today’s backyard chickens look a little more terrifying in a whole new light.

Source: https://www.smithsonianmag.com/smart-news/like-an-eight-ton-chicken-tyrannosaurus-rex-may-have-run-on-its-tiptoes-to-catch-speedy-prey-180988279/?itm_source=parsely-api?itm_source=most-popular&itm_medium=parsely-api

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