Dinosaurs are a diverse group of warmblooded reptiles [note 1] of the clade Dinosauria. They existed through most of the Mesozoic era, first appearing early in the Triassic period.

Mar 21, 2026 · List of dinosaurs, with facts & information. Dinosaur names with pictures, a complete online reference. Learn about famous & lesser-known Mesozoic species.

Jun 29, 2018 · 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 well ...

May 1, 2026 · 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.

With it, you’ll be able to look up any dinosaur you come across, and even purchase tickets. Younger scientists can also scan QR codes containing more information about each dino!

May 2, 2024 · Explore an A-to-Z list of over 700 dinosaurs that lived during the Triassic, Jurassic, and Cretaceous periods. How many dinosaur names do you know?

Delve into these fast facts about dinosaurs for kids of all ages. Discover why the Tyrannosaurus had sharp teeth, where the name “dinosaur” comes from, and more! Dinosaurs are a group of reptiles …

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

Mar 19, 2024 · Learn about different types of dinosaurs, their history, discoveries, size, diets, contemporaries, and much more.

Mar 27, 2025 · The word “dinosaur” isn’t a catch-all term for just any scaly, prehistoric giant. “There’s kind of a misconception that any big extinct thing was a dinosaur,” Smith says.