Some US states have official state dinosaurs, usually species whose fossils or footprints have been found in the state. State symbols enhance patriotism, and the adoption process is lengthy. Not every state has a state dinosaur or fossil, and symbols are chosen based on the state’s assets and attributes. A state dinosaur is a dinosaur […]
The National Dinosaur Museum in Canberra, Australia has the largest collection of fossils on the continent. It offers exhibits of prehistoric reptiles, mammals, and humans, as well as guided tours and membership options. It is located in Gold Creek Village, which has other popular tourist attractions. The National Dinosaur Museum is located in Canberra, Australia. […]
Dinosaurs evolved 230 million years ago from archosaurs, after the Permian-Triassic extinction event. They became dominant due to better strategies for coping with arid environments, and quickly represented 50-90% of terrestrial fauna. The two main types, theropods and sauropods, occupied most ecological niches and became progressively larger. Dinosaurs evolved about 230 million years ago, splitting […]
Most dinosaurs, including all vegetarian ones, died out during the Cretaceous-Tertiary extinction event 65.5 million years ago, likely caused by a 6-mile asteroid impact. The impact caused acid rain and killed off many plant and animal species, leading to the rise of smaller, warm-blooded animals. All but a few dinosaurs that would later become modern […]
Dinosaurs evolved from archosaur ancestors in the Middle Triassic, diversified into various body types, and increased in size after the Triassic-Jurassic extinction event. During the Jurassic period, they diversified even more impressively, with herbivores acquiring extreme sizes and unique armor, and predators getting bigger and smarter. More broadly, there were two orders of dinosaurs: bird-flanked […]
