🦖 Who's the REAL King? T. Rex vs. Spinosaurus vs. Giganotosaurus: The Ultimate Dino Size Showdown! 🤯 Ever wondered which colossal carnivore truly reigned supreme as the LARGEST carnivorous dinosaur? 👑 For a long time, the mighty Tyrannosaurus Rex was the undisputed heavyweight champion of the Late Cretaceous period. But then, two formidable challengers emerged from different corners of the ancient world: Giganotosaurus from South America and the enigmatic, sail-backed Spinosaurus from Africa!