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3 days ago · Learn about dinosaurs, the diverse group of reptiles that dominated Earth for millions of years and evolved into birds. Explore their origin, extinction, classification, fossil record, and more with Britannica.
- Dinosaurs are a diverse group of reptiles that were the dominant terrestrial life form on Earth during the Mesozoic Era, about 245 million years ag...
- The decline of dinosaurs was most likely caused by many different factors. A popular theory is that an asteroid crashed into the Yucatán Peninsula...
- Some species of dinosaurs, such as the dromaeosaur, have fossil records of their feathers. Early feathers were not evolved for flight; instead, sci...
- It is generally accepted that modern birds are descendents of dinosaurs. Evidence for this theory first arose from the fossil records of the Archae...
- Although estimates vary, one of the contenders for the largest dinosaur is the Argentinosaurus. Discovered in Argentina in 1987, the Argentinosauru...
- Dinosaur fossils and tracks have been discovered throughout human history. The first description of dinosaurs as a separate group of life forms (kn...
Jun 22, 2024 · Dinosaur - Evolution, Classification, Extinction: After dinosaurs were recognized as a new type of fossil animal, popular fascination with them reached a peak in the 1850s with the first attempts to reconstruct Iguanodon, Megalosaurus, and Hylaeosaurus.
3 days ago · Dinosaur - Extinction, Fossils, Evolution: Dinosaurs lived in many kinds of terrestrial environments, and although some remains, such as footprints, indicate where dinosaurs actually lived, their bones tell us only where they died.
4 days ago · Allosaurus (/ ˌ æ l ə ˈ s ɔːr ə s /) is an extinct genus of large carnosaurian theropod dinosaur that lived 155 to 145 million years ago during the Late Jurassic period (Kimmeridgian to late Tithonian ages).
Jun 22, 2024 · On this page, you'll find lists of dinosaurs by period, plus a huge amount of interesting dino facts, including: What is a dinosaur? When and where did dinosaurs live? How long did dinosaurs
1 day ago · The most complete dinosaur fossil ever uncovered in Mississippi, called 'incredibly unusual' by state officials, still remains 85 percent buried since its 2007 discovery.
3 days ago · All about dinosaurs. Read about dinosaur discoveries including gigantic meat-eating dinosaurs, earliest dinosaurs and more. Dinosaur pictures and articles.
