Resultado de búsqueda
29 de jun. de 2018 · Dinosaurs 101 | National Geographic. Over a thousand dinosaur species once roamed the Earth. Learn which ones were the largest and the smallest, what dinosaurs ate and how they behaved, as...
Hace 5 días · Learn about dinosaurs, the diverse group of reptiles that dominated Earth for millions of years and evolved into birds. Explore their origin, classification, extinction, fossil record, and cultural significance with Britannica.
Dinosaurs are a diverse group of reptiles [note 1] of the clade Dinosauria. They first appeared during the Triassic period, between 243 and 233.23 million years ago (mya), although the exact origin and timing of the evolution of dinosaurs is a subject of active research.
Los dinosaurios, del superorden Dinosauria (del griego δεινός deinós ‘terrible’ y σαῦρος sauros ‘lagarto’, ‘lagartos terribles’) son un grupo de saurópsidos 7 8 diápsidos arcosaurios que aparecieron durante el período Triásico con distribución cosmopolita.
16 de ago. de 2021 · Un dinosaurio es un animal terrestre con muslos y dos fosas temporales en el cráneo. Descubre las características que lo definen y los ejemplos más famosos de esta categoría de arcosaurios.
Learn about dinosaurs, their fossils, and how paleontologists study them. Discover the diversity, evolution, and extinction of non-avian dinosaurs and their living descendants, birds.
Explore the world of dinosaurs with National Geographic's collection of articles, videos, infographics, and more. Learn about dinosaur evolution, extinction, fossils, feathers, pterosaurs, mosasaurs, and more.
