Dolphins and orcas have reached a critical point in their evolution, forever locking them into the ocean. New research ...

Remains of this key transitional species date to a mysterious "black hole" in the fossil record.

New Permian species, Yinshanosaurus angustus, found in China.

In 2015, two members of the Blue Beach Fossil Museum in Nova Scotia found a long, curved fossil jaw, bristling with teeth.

The large fish, spanning nearly a metre on the lake bed, lived in waters thick with rival fish, including giants several ...

The transition from sprawling (reptile-like) to more upright (parasagittal) posture and locomotion was a transformative event in mammalian evolution ...

Did you know whales evolved from a land-based animal into an ocean-going mammal? To explore the evidence, we need to look at the desert, which may seem strange when discussing whales. The ocean once ...

Melvyn Bragg and guests discuss the diverse ways animals extract oxygen from air, from the highly tuned lungs that enabled ...

They now think that the tetrapod ancestor appeared during the Devonian, and that amniotes began to diverge from them about 395 million years ago, 35 to 40 million years earlier than previously ...

Fossilized tracks in Australia reveal amniotes evolved 35-40 million years earlier than thought, pushing tetrapod origins back to the Devonian period.

Here’s what you’ll learn when you read this story: The common ancestor of all tetrapods (including humans) was previously thought to have emerged at the dawn of the Carboniferous period ...

A model of the Late Devonian stem tetrapod Acanthostega gunnari. The emergence of four-legged animals known as tetrapods was a key step in the evolution of many species today - including humans ...