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. …

6 days ago · 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. …

Discover dinosaur news, videos, quizzes and crafts. Find out facts about dinosaurs, including Diplodocus and Stegosaurus, and uncover what science is revealing about the appearance …

Learn how many species have been discovered, and see photos and information about over 40 types of dinosaurs.

Dec 6, 2025 · Where Dinosaurs Roamed! Long ago, dinosaurs left footprints in the mud at the edge of an ancient ocean. Today, you can walk in their tracks in the bed of the Paluxy River. …

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 …

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

Few subjects in the Earth sciences are as fascinating to the public as dinosaurs. The study of dinosaurs stretches our imaginations, gives us new perspectives on time and space, and …

Long ago, dinosaurs left footprints in the mud at the edge of an ancient ocean. Today, you can walk in their tracks in the bed of the Paluxy River at the Dinosaur Valley State Park. …

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