WASHINGTON (Reuters) - Dinosaurs long dominated Earth's land ecosystems with a multitude of forms including plant-eating giants like Argentinosaurus, meat-eating brutes like Tyrannosaurus and weirdos ...

The Jurassic Period is one of the three prehistoric geological periods of the Mesozoic Era. It spans from 145 million to 201 million years ago. This period was preceded by the Triassic Period and ...

The earliest known dinosaur fossils are at least 230 million years old, and by 200 million years ago, dinosaurs dominated global ecosystems. Reconstructing food webs using fossil evidence of feeding ...

The Triassic period represents a pivotal chapter in Earth’s history, marking not only the recovery from the Permo‐Triassic mass extinction but also a remarkable burst in marine reptile diversity.

Mass extinction events throughout Earth’s history are characterized as significant disruptions to life on the planet. There ...

This archived news story is available only for your personal, non-commercial use. Information in the story may be outdated or superseded by additional information. Reading or replaying the story in ...

Scientists have identified a new species of extinct crocodile kin that reveals they unexpectedly ruled the coasts of the Triassic period. The groundbreaking discovery of the Benggwigwishingasuchus ...

The earliest dinosaur fossils to be known to science were found in Victorian England. Later in the 19th century, the American West became famous for its amazing dinosaur discoveries, such as the ...

The odd structure is distinct from anything seen in living animals and likely created a colorful display Jack Tamisiea A paleoartist’s reconstruction of Mirasaura grauvogeli, an early reptile from the ...

Pterosaurs which dominated the skies of the Triassic, Jurassic and Cretaceous periods first evolved to take to the air in warm and humid conditions during the Late Triassic, a new study suggests. In a ...