If you thought T.Rex ... of dinosaurs to have lived in the La Colonia Formation at the end of the dinosaur era in the Late Cretaceous Epoch. Koleken resembles the iconic 'meat bull' Carnotaurus ...

It wasn’t immediately apparent that Koleken was a new dinosaur, however. Decades earlier, in 1985, paleontologists named a famous carnivore from the same geologic formation called Carnotaurus.

From the jiggling neck-skin of the charging Carnotaurs to the soft fur of the friendly lemurs, the vivid details of the Disney movie "Dinosaur" make ... No Bull--Step back T-Rex, there's a new ...

As a unique type of dinosaur in the Abelisauridae family, Carnotaurus sastrei had even smaller forearms than the T. rex. First found in Patagonia in 1985, dinosaurs in this family were known for their ...

Fossils found 50 years ago were initially thought to belong to another species. Paleontologists have discovered a new species of dinosaur that was related to the infamous Tyrannosaurus rex.

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Scientists have ...