Teacher finds first known T Rex trackway
The gist
Colorado science teacher Kent Hups found four connected T. rex footprints in North Dakota badlands.
The 66.5-million-year-old prints are now displayed at a Denver museum.
How it unfolded
- Jul 2025Hups found the trackway on U.S. Forest Service land near Marmarth, North Dakota, while volunteering on a dig led by Tyler Lyson, and recorded observations and measurements in his field notebook.
- Sep 8, 2026A study describing the footprints was published in the Journal of Vertebrate Paleontology.
- Sep 10, 2026CBS Minnesota reported the discovery of the first known trackway made by a full-grown T. rex — four connected footprints.