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 ...

A study published in the Nature journal alters how the evolution of fish has been historically understood. Fossilized fish and other sea creatures have often been pivotal in new scientific discoveries ...

In an exciting first, an Australian team of scientists identified a new species of freshwater fish that swam in nearby waters over 15 million years ago, offering fresh insights into Australia’s ...

NEW YORK — A big catch of fish fossils in southern China includes the oldest teeth ever found — and may help scientists learn how our aquatic ancestors got their bite. The finds offer new clues about ...

Iron-rich rocks at McGraths Flat preserve Miocene rainforest life in remarkable detail, reshaping ideas about how and where exceptional fossils form. Beneath agricultural land in the central ...

Fossilized fish found in Australia are so well preserved that paleontologists can see what the creatures ate for their last ...

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 ...

The fish were found with hot glass in their gills, likely from flaming debris. The discovery of a fossilized fish may offer a glimpse into the day an asteroid hit the earth and wiped dinosaurs off the ...