The earliest dinosaurs may have emerged in the Amazon and other regions of South America and Africa-and their remains might [ ...
The earliest-known dinosaur fossils date to roughly 230 million years ago, including Eoraptor and Herrerasaurus from ...
The researchers also found evidence that silesaurids, long thought to be cousins of dinosaurs, might actually be ancestors of ...
The earliest-known dinosaur fossils date to roughly 230 million years ago, including Eoraptor and Herrerasaurus from Argentina, Saturnalia from southern Brazil and Mbiresaurus from Zimbabwe.