The Sinomegaceros pachyosteus became extinct during the late Pleistocene

approximately 180 million years ago

It probably lived in herds and is thought to have had a similar social structure to other ceratopsian dinosaurs

where predators and prey faced each other in a constant struggle for survival

Tyrannosaurus Rex jurásico The Sinomegaceros pachyosteus became extinctTyrannosaurus (T. rex "Tyrant Lizard") was one of the largest and most ferocious dinosaurs to exist on Earth during the Late Cretaceous Maastrichtian period, approximately 68 to 66 million years ago in what is now North America. The T Rex is a carnivorous dinosaur, which could measure up to 12 meters long and weigh around 7 tons. It had a large nasal opening, a short, strong snout, and a jaw with more than 50 razor sharp teeth, which could measure up