A new dinosaur species, Mamenchisaurus sanjiangensis, with an incredibly long neck rewrites the history of Jurassic dinosaurs ...

Paleontologists may have discovered when plant-eating dinosaurs evolved their long necks after a new species of sauropodomorph was found in Argentina. The fossils of the new dinosaur species, named ...

High in the Argentinian Andes, a team of palaeontologists has found a small dinosaur fossil with the first hints of the extended neck that distinguishes sauropod dinosaurs like Diplodocus. Named ...

A dinosaur that roamed modern-day Morocco more than 165 million years ago had a neck covered in three-foot long spikes, a weapon on its tail and bony body armor, according to researchers who unearthed ...

Spicomellus afer, a newly analyzed Jurassic ankylosaur from Morocco, is overturning scientists’ understanding of dinosaur evolution. Unlike any other known creature, it carried a collar of meter-long ...

In northern Mexico, the Campanian Cerro del Pueblo Formation houses an exceptional number of dinosaur fossils. Paleontologist Claudio de León-Dávila and his team were excavating the site in 2014 when ...

Huayracursor jaguensis lived during the Late Triassic period. Paleontologists may have discovered when plant-eating dinosaurs evolved their long necks after a new species of sauropodomorph was found ...

Paleontologists discovered an unidentified dinosaur in the rocks of northern Mexico more than a decade ago. Photo by Sergio Gutierrez Shared by Claudia Serrano In northern Mexico, the Campanian Cerro ...