Arizonasaurus was an archosaur from the Middle Triassic. Dinosaurs evolved from a group of reptiles called archosaurs (“ruling reptiles”) around 240–250 million years ago. This was during the Triassic ...
Add Yahoo as a preferred source to see more of our stories on Google. Researchers have uncovered evidence of what led to the Triassic-Jurassic extinction about 201.6 million years ago. Columbia ...
The mass extinction that wiped out nearly all life on Earth just before the dinosaurs evolved may have been caused by a global temperature drop rather than a rapidly warming climate. The End Triassic ...
Beats finding a seashell.
In the early Triassic period, the Earth experienced extreme heat, turning large land areas uninhabitable. New research reveals that some ancient reptiles managed to survive and migrate through harsh ...
In Paraíso do Sul in southern Brazil, scientists discovered a fossil of a dog-sized reptile dating back to 237 million years ago. The creature, a newly described species named Gondwanax paraisensis, ...
About 200 million years ago, the earliest dinosaurs had a lot of reptilian company. There were big crocodile-like creatures, ponderous plant-eaters, even four-legged runners with fierce, ...
Switzerland, A Paradise For Dinosaur Hunters. Or Is It?. Switzerland occupies a special place in the world of ichnology, the ...
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