Scientists on Wednesday reported discovering an evolutionary ‘‘missing link’’ between fish and land animals — an ancient, river-dwelling predator with arm joints in its fins, an alligator-like head ...

The fish could move on land like a seal and had 'a fin that can do push-ups,' researchers say. NEW YORK -- Researchers have found a fossil fish with a crocodile-like head that apparently moved on land ...

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 ...

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 ...

Fossils over 300 million years old reveal the evolution of a tongue bite in an ancient group of deep-bodied ray-finned fishes, such as Platysomus parvulus. Experts have uncovered the earliest known ...

CHICAGO (Reuters) - Some odd-looking fish fossils discovered in the bowels of several European museums may help solve a lingering question about evolutionary theory, U.S. researchers said on Wednesday ...