Summary:
- The article discusses the discovery of a new species of dinosaur, Meraxes gigas, which lived in what is now Argentina during the Late Cretaceous period, approximately 90 million years ago.
- Meraxes gigas was a carnivorous theropod dinosaur, closely related to the Tyrannosaurus rex, and had a massive skull and powerful jaws, suggesting it was a top predator in its ecosystem.
- The discovery of Meraxes gigas provides new insights into the evolution and diversity of large predatory dinosaurs during the Late Cretaceous period, and highlights the ongoing efforts of paleontologists to uncover the secrets of the prehistoric world.