Between 122 and 108 million years ago, the Australian landmass was much farther south than today. Victoria was positioned within the Antarctic Circle, separated from Tasmania by a vast rift valley ...

Between 122 and 108 million years ago, the Australian landmass was much farther south than today. Victoria was positioned within the Antarctic Circle ...

Researchers regularly find fossils in southern Brazil, Argentina and Zimbabwe that indicate dinosaurs inhabited the southern polar region ... two other groups, the theropods and ornithischians ...

while theropods and ornithischians later developed the ability to generate body heat. This adaptation allowed them to survive in colder climates, eventually reaching polar regions. The study ...

These dinosaurs appear to have retained their preference for warm climates, remaining in lower latitudes throughout their existence. On the other hand, theropods – the group ... including the polar ...

Research published today in the Journal of Vertebrate Paleontology has unveiled a landmark discovery—fossils of the world's ...

One branch of theropods were giants in South America while another filled smaller niches, but in Australia they reversed ...

Fossils of the world’s oldest megaraptorid and the first-ever carcharodontosaurs in Australia have been discovered, ...

Despite decades of digging and discovery, paleontologists still have not found fossil evidence of some of the planet’s earliest dinosaurs ... In turn, theropods and ornithischians may have ...

The discovery could help researchers understand one of the most significant evolutionary transitions – from bipedal theropod dinosaurs such as Tyrannosaurus to birds. “[This] critical stage of ...

The first dinosaurs may have evolved near the equator ... The two other groups, the theropods and ornithischians, may have evolved the ability to generate their own body heat, and therefore ...