Learn how fossils from Arizona’s Petrified Forest National Park revealed that a Late Triassic crocodile relative may have ...

The biggest mass extinction of all time happened 251 million years ago, at the Permian-Triassic boundary. Virtually all of life was wiped out, but the pattern of how life was killed off on land has ...

In a review, published today in the journal Frontiers in Earth Science, scientists reveal that predators became meaner and prey animals adapted rapidly to find new ways to survive. On land, the ...

Teaching faculty in the University of Wisconsin Integrative Biology Department Scott Hartman spoke on how thermal modeling is an effective tool for predicting the End-Triassic Extinction period Sept.

New discoveries of small animals that lived more than 200 million years ago are changing how paleontologists think about biodiversity in the Triassic. Looking for fossils in Petrified Forest National ...

It was relatively small compared to the giants that would follow it later in Earth’s history. With a hip height of approximately 0.3 meters (about a foot) and a length of perhaps a meter (roughly ...

Ancient animals were walking around on bird-like feet over 210 million years ago, according to a study published November 29, 2023 in the open-access journal PLOS ONE by Miengah Abrahams and Emese M.

A Triassic herbivore, known for its supposed similarities to a modern-day ostrich, has been revealed to have entirely different approach to feeding from previously thought. A Triassic herbivore, known ...

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 unearthed ...

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Had a volcano-driven mass extinction not occurred at the end of the Triassic 201 million years ago, we likely would have had something closer to an Age of Crocodiles than the Age of Dinosaurs that ...