These strange animals are ... whose lineage stretches back approximately 230 million years to the Triassic period, making it one of the oldest surviving lineages of reptiles.

The period of time before the Triassic was called the Permian. This was a time when a wide variety of animals lived, including a group of animals called the synapsids, which would later evolve ...

The origin of mammals is shrouded in mystery, but every fossil clue helps rewrite the story. A new discovery on a Mediterranean island is challenging what we know about when—and where—mammal ancestors ...

All continents during the Triassic Period were part of a single land mass called Pangaea. This meant that differences between animals or plants found in different areas were minor. The Triassic ...

The Triassic period was a unique episode in Earth’s ... At first, these creatures were much smaller, but they eventually outgrew other animals such as the Lystrosaurus, a dog-sized animal ...

The earliest definitive dinosaur is not one animal but an entire ecosystem containing a few different species. There's no universally accepted dinosaur species that lived earlier in time. Dating to ...

Flying also allows an animal to cover distance more quickly ... Pterosaurs, Greek for “wing lizards,” arrived on the scene in the Triassic Period, perhaps as early as around 237 million ...

A remarkable reptile-like creature with an unusual jaw that lived more than 200 million years ago has been described as a new species. Evidence of the species, Threordatoth chasmatos, was ...

This needs to change. For the truth is that, the Cambrian animal-factory aside, the Triassic was the most important geological period of all. It was the moment of life’s reset, a festival of ...

Learn about the time period that took place 251 to 199 million years ago. 3 min read The start of the Triassic period (and the Mesozoic era) was a desolate time in Earth's history. Something—a ...