Tyrannosaurus Rex: Researchers Discover 66.5 Million Years Old Trail of a T-Rex
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9 Articles
About 66 million years ago, an adult Tyrannosaurus rex roams through North America and leaves huge footprints. Researchers are now discovering its tracks - the first known sequence of several steps. The fact that they are preserved to this day is due to a lucky coincidence.
In North Dakota, the footprints of a "Tyrannosaurus rex" have been discovered. They are said to be the first successive steps that have ever been found.
Four giant three-toed prints found in 2025 near Marmarth, North Dakota turned out to be the first trackway ever attributed to an adult T. rex, and the 66.5-million-year-old sequence records a 13-foot stride — the predator was strolling at 3.5 to 4.5 mph, about the pace of a brisk human walk
A 66.5-million-year-old mud trail captured something fossils never could: a T. rex in motion, casually strolling at human walking speed just before the asteroid struck.
Scientists uncover first known adult T. rex trackway dating back...
The first known trackway made by an adult Tyrannosaurus rex (T. rex) was recently discovered in southwestern North Dakota by a team of scientists. Paleontologists from the Denver Museum of Nature & Science and Liverpool John Moores University in England, found four connected, large, three-toed footprints in the North Dakota badlands, not far from the Montana border. According to a paper published in the Journal of Vertebrate Paleontology, the tr…
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