University of Colorado-Boulder: Tiny Rodent-Like Mammals Roamed the Ancient Arctic, Outlasted the Dinosaurs
May 18, 2026
May 18, 2026
BOULDER, Colorado, May 18 (TNSjou) -- The University of Colorado Boulder campus issued the following news:
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Tiny rodent-like mammals roamed the ancient Arctic, outlasted the dinosaurs
By Yvaine Ye
Today's Arctic may feel remote and desolate, but more than 70 million years ago, it was a surprisingly lively place for some of Earth's ancient mammals.
In a new study published May 18 in the Proceedings of the National Aca . . .
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Tiny rodent-like mammals roamed the ancient Arctic, outlasted the dinosaurs
By Yvaine Ye
Today's Arctic may feel remote and desolate, but more than 70 million years ago, it was a surprisingly lively place for some of Earth's ancient mammals.
In a new study published May 18 in the Proceedings of the National Aca . . .