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 …

High-quality dinosaur images, facts, and fossils for kids and educators. Easy to download or print!

Nov 11, 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 …

Dinosaurs have long captured our imagination as reptilian creatures with menacing teeth, claws, spikes, and hammering, bony bulbs. They roamed Earth roughly 175 million years ago, and most were …

Learn about dinosaurs at the Museum: facts, photos, games for kids, lesson plans for educators, and more.

¿Quieres saberlo todo sobre los dinosaurios? Entra y descubre cuántos habían, de qué tipos, imágenes, fósiles, documentales y más en Dinosaurios.info.

El portal más completo con información sobre dinosaurios, diccionario de dinosaurios, tipos, noticias sobre fósiles, vídeos y muchos más datos.

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.

Dinosaurios Te explicamos qué son los dinosaurios y cuáles eran sus características. Además, su origen, su extinción y cómo se los clasifica.

May 13, 2025 · You might be surprised by what you don't know about dinosaurs—for example, some evolved into birds, and they lived at the same time as some mammals.