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 ...

Primeval fish that were thought to be "living fossils," largely unchanged since the time of the dinosaurs, are actually evolving dramatically — and they evolved faster when Earth's continents moved ...

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 ...

The rivers of Australia, which once flowed across its now dry interior, used to host a range of bizarre animals -- including a sleek predatory lobe-finned fish with large fangs and bony scales. The ...

PHILADELPHIA — The recent discovery above the Arctic Circle of remarkably well preserved fossils from a new species of ancient fish provides a key marker in the evolutionary transition of fish to ...

The mix of features offers new clues to how plesiosaurs navigated prehistoric oceans. The tip of a right flipper of the new plesiosaur fossil, with two scales along the trailing edge. A new study ...

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 ...

Newly discovered species of extinct fish shows striking similarities to unrelated modern-day predators, suggesting certain traits have emerged multiple times and remained consistent over hundreds of ...

The best jaw for hunting fast fish is long and full of sharp teeth. This makes sense to us, but it also makes sense in nature: New fossil evidence from Virginia Tech geoscientists revealed that ...