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Animals | Extinct Animals | About Dinosaurs

It isn't hard to imagine the world full of dinosaurs, even though these extinct animals haven't walked the earth for millions of years. Learn all about dinosaurs, including early dinosaur discoveries, dinosaur fossils, and dinosaur extinction.

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Types of Dinosaurs

Types of dinosaurs include the lizard-hipped dinosaurs and the bird-hipped divisions of dinosaurs. Both of these types of dinosaurs probably shared a common ancestor during the Middle Triassic. How else are these dinosaurs related?


Were iguanodon's thumbs murder weapons?

 Were iguanodon's thumbs murder weapons?

Iguanodon and its thumbs continue to perplex us. Find out if iguanodon's thumbs were used as murder weapons at HowStuffWorks. See more »

Dinosaur Discoveries

 Dinosaur Discoveries

The oldest record of a fossil dinosaur bones discovery is in a Chinese book written between 265 and 317 A.D. Learn more about dinosaur discoveries. See more »

Modern Dinosaur Discoveries

 Modern Dinosaur Discoveries

Modern dinosaur discoveries in the USA and Canada detail important discoveries in recent times. Learn about modern dinosaur discoveries in the USA and Canada. See more »

Dinosaur Evolution

 Dinosaur Evolution

Dinosaur evolution looks at how dinosaurs developed and changed over the course of time. Learn about the evolution of dinosaurs and dinosaur evolution. See more »

Dinosaur Extinction

 Dinosaur Extinction

Dinosaurs went extinct at the end of the Cretaceous Era. Learn the theories that try to explain what happened to the dinosaurs and why they went extinct. See more »

Recent Dinosaur Discoveries

 Recent Dinosaur Discoveries

Dinosaur interest soared in the 1990s, mostly due to the film Jurassic Park and new dinosaur discoveries. Learn about more recent dinosaur discoveries. See more »

Types of Dinosaurs

 Types of Dinosaurs

Types of dinosaurs include the lizard-hipped dinosaurs and the bird-hipped divisions of dinosaurs. Learn about some of the different types of dinosaurs. See more »

Dinosaur Bones

 Dinosaur Bones

Dinosaur bones are all we have to study what these animals looked like and how they lived. Learn about the study of dinosaur bones and dinosaur skeletons. See more »

Dinosaur Encyclopedia

 Dinosaur Encyclopedia

Dinosaurs have captured our imaginations and these articles will lead you into the world of dinosaur research and back to the age of dinosaurs. See more »