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The University of Wyoming Geological Museum will host the annual Fossil Fish Festival Saturday, April 20. The event, which is free and open to the public, will take place from 10 a.m.-1 p.m.

Add Yahoo as a preferred source to see more of our stories on Google. A 67-million-year-old fish fossil preserved rare middle ear bones that amplify sound. New analyses suggest otophysan fish evolved ...

A 55-million-year-old predatory fish resurfaces after decades lost in notes and reveals ancient seas teeming with hunters.

Scientists uncovered a 310-million-year-old fish fossil with a “tongue bite,” teeth on the roof and floor of its mouth that worked like a second jaw. This adaptation, previously thought to have ...

Recently-revealed notebooks belonging to a late paleontologist contain the missing information needed to help researchers finish their study of a remarkable fossil discovered nearly three decades ago.

A fossil found by a pair of hikers last year has turned out to be the skull of a huge new species of prehistoric fish that lived around 72 million years ago. The hikers came across the fossil in ...

Long ago, some saltwater fish adapted to freshwater — and in doing so, developed an extraordinary sense of hearing rivaling our own. By examining a 67-million-year-old fossil, researchers from UC ...

A tiny fossil fish from Alberta is forcing scientists to rethink a story that has sat quietly in textbooks for decades. It is a story about how freshwater fish rose to dominance, and how a few bones ...