Birds are avian dinosaurs, and phylogenetic taxonomy includes over 11,000 extant species in the group Dinosauria. Dinosaurs are a diverse group of reptiles [note 1] of the clade Dinosauria. They first …

Dec 22, 2025 · Dinosaur, the common name given to a group of reptiles, often very large, that first appeared roughly 245 million years ago and thrived worldwide for nearly 180 million years. Most died …

Quick facts about dinosaurs for kids and grown-ups! Find out what dinosaurs ate, how they may have behaved, what they may have looked like, and more.

A-Z of dinosaurs full of facts and pictures. Search by name, type of dinosaur, or when and where they lived. Find out key information such as size, diet and how to pronounce names.

The Dinosauria Dinosaurs, one of the most successful groups of animals (in terms of longevity) that have ever lived, evolved into many diverse sizes and shapes, with many equally diverse modes of …

Jun 14, 2025 · 150 million years ago, dinosaurs roamed here. Their fossils are still embedded in the rocks. Today, mountains, desert, and rivers flowing in canyons support a variety of life. Petroglyphs …

Sink your teeth into extraordinary dinosaur discoveries with the latest dinosaur news, features and articles from Live Science.

Nov 1, 2025 · Dinosaurier m (strong, genitive Dinosauriers, plural Dinosaurier) dinosaur synonyms Synonyms: Dinosaurus; Dino, Saurier; Schreckensechse

Jan 16, 2025 · Dinosaurs are a diverse group of reptiles that were the dominant terrestrial vertebrates for over 160 million years, from the late Triassic period (about 230 million years ago) until the end of the …

Die Dinosaurier lebten vor etwa 225 Millionen Jahren auf der Erde – auch auf dem Gebiet des heutigen Deutschland. Sie waren ein Erfolgsmodell der Evolution und überlebten 170 Millionen Jahre lang, bis …