A tiny fossil fish, roughly 3 centimeters long and approximately 436 million years old, has been identified as the oldest known bony fish ever found, pushing back the timeline for when the ancestors ...

Add Yahoo as a preferred source to see more of our stories on Google. Fossilized fish digestive tracts are usually obscured by their scaly skin. But these carnivorous remains aren't complete specimens ...

Add Yahoo as a preferred source to see more of our stories on Google. Illustration of the diversity of 62.2-million-year-old fish found in the Qreiya 3 fossil site. The discovery tells of a ...

Experts have uncovered the earliest known example of a fish with extra teeth deep inside its mouth—a 310-million-year-old fossilized ray-finned fish that evolved a unique way of devouring prey.

A 50-million-year-old slab preserves hundreds of freshwater herring—and a window into an ancient landscape unrecognizable ...

In a study appearing in Fossil Record, researchers Martin Ebert and Martina Kölbl-Ebert analyzed the remains of a unique fossil type: the decapitated head of Aspidorhynchus, with its gastrointestinal ...

Sometimes all that it takes to solve a 200-year-old mystery is the chance discovery of a rare fish fossil on a windswept Welsh beach. Who knew?

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Paleontologists ...

Climate change and asteroids are linked with animal origin and extinction -- and plate tectonics also seems to play a key evolutionary role, 'groundbreaking' new fossil research reveals. The discovery ...

Researchers compare new coelacanth fossils to ones that came before and after and link evolutionary changes to tectonic activity. Contemporary coelacanths are often described as living fossils.

Digital reconstruction of tiny, 400-million-year-old jawless fish shows how traits for evading predators later gave rise to hunters A fossil the size of a fingernail is rewriting the opening chapter ...

An ancient coelacanth—the type of fish deemed a ‘living fossil’ when it was discovered in 1938—may have evolved in concert with tectonic activity, according to a new paper. In the work—published today ...