Have you ever pondered over the sheer diversity of dinosaurs, those magnificent creatures that once roamed our planet? While their existence is both awe-inspiring and terrifying, one aspect of their physiology has intrigued paleontologists for years: the curious size distribution among carnivorous dinosaurs. Why is it that these ancient predators are either巨大的 like the formidable Tyrannosaurus Rex or surprisingly small, like the elusive Compsognathus? What's the missing link in this prehistoric puzzle?