What dinosaurs lived in the Cretaceous period?
The dinosaurs of the last 10 million years of the Cretaceous in North America are some of the best known in the world. They include tyrannosaurs such as Tyrannosaurus, diverse small theropods, ankylosaurs, bone-headed pachycephalosaurs, horned and frilled ceratopsians such as Triceratops, and “duckbilled” hadrosaurs.
Did the Cretaceous period have dinosaurs?
The lengthy Cretaceous Period constitutes a major portion of the interval between ancient life-forms and those that dominate Earth today. Dinosaurs were the dominant group of land animals, especially “duck-billed” dinosaurs (hadrosaurs), such as Shantungosaurus, and horned forms, such as Triceratops.
What was the first Cretaceous dinosaur?
The Early Cretaceous Period was a time in which the Earth was undergoing a process of change. Learn more about some common and not so common Early Cretaceous dinosaurs, including the Iguanodon, Muttaburrasaurus, and Sauropelta.
What period did the dinosaurs go extinct?
Cretaceous Period
Dinosaurs went extinct about 65 million years ago (at the end of the Cretaceous Period), after living on Earth for about 165 million years.
What animals are still alive from dinosaur times?
Crocodiles. If any living life form resembles the dinosaur, it’s the crocodilian.
What came after dinosaurs?
The good old days. About 60 million years ago, after ocean dinosaurs went extinct, the sea was a much safer place. Marine reptiles no longer dominated, so there was lots of food around, and birds like penguins had room to evolve and grow. Eventually, penguins morphed into tall, waddling predators.
