The mesmerizing world of dinosaurs has captured the imaginations of people across generations. These colossal creatures, which once roamed the Earth during the Mesozoic Era, come in a staggering array of shapes, sizes, and adaptations. In this comprehensive exploration, we will embark on a journey through time, delving into the various types of dinosaurs that have left an indelible mark on our understanding of prehistoric life. I. Saurischia: The Lizard-Hipped Dinosaurs A. Theropods: The Predators of the Mesozoic Theropods, characterized by their lizard-like hips, were a diverse group of carnivorous dinosaurs that ruled the land during the Mesozoic Era. Among the most iconic members of this group was the fearsome Tyrannosaurus rex. With its massive size, powerful jaws, and tiny arms, T. rex was a formidable predator, dominating the Late Cretaceous period. Another notable theropod is Velociraptor, famed for its agility and intelligence. Contrary to its portrayal in popular media, Veloci
by Dhiraj The dinosaurs have always thrilled humans and held them spell bound for their variety of species from small to huge and gigantic dinosaurs. They are no more in existence but their presence is still felt in the museums, books and films. The dinosaurs first appeared on this earth around 230 million years ago and showed their existence for complete 160 million years. Some dinosaurs were herbivorous whereas some were carnivorous. The dinosaurs existed in Triassic, Jurassic and Cretaceous period. The late Triassic period witnessed some genera of dinosaurs like Coeophysis with double hinged lower jaw and small sharp teeth showing its carnivorous nature. The one who came in the herbivorous category was the Plateosaurus with nine meter long and four meter tall body weighing about 4 tones and there were others like melanorosaurs, Anchisaur, prosauropod and early sauropod But the end of this period witnessed mass extinction; about 95% species disappeared from this earth a