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Rare 150-Million-Year-Old Dinosaur Trackway Discovered in Colorado

12/23/2025

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Summary

Story summary

A rare dinosaur trackway near Ouray, Colorado, preserves 130 footprints for 150 million years and runs over 310 feet.
Anthony Romilio of the University of Queensland notes the looping trackway is unique, with only one other example in China now destroyed.
Analysis reveals difference between footprints and suggests a possible limp, though the cause remains speculative.
Local residents identified the site in the 1950s and contributed to 2025 dinosaur finds.

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Story summary

A rare dinosaur trackway near Ouray, Colorado, preserves 130 footprints for 150 million years and runs over 310 feet.
Anthony Romilio of the University of Queensland notes the looping trackway is unique, with only one other example in China now destroyed.
Analysis reveals difference between footprints and suggests a possible limp, though the cause remains speculative.
Local residents identified the site in the 1950s and contributed to 2025 dinosaur finds.