1. Home
  2. Education
  3. Dinosaurs

Dinosaur Evolution

How did dinosaurs evolve, what did they evolve from, and what kinds of evolutionary niches did they inhabit?
How Dinosaurs Are Classified
How do paleontologists classify long-extinct dinosaurs? Here’s a quick guide to the major orders, suborders and infraorders of dinos, according to the state of current research.
Why Were Dinosaurs So Big?
Species by species, individual by individual, dinosaurs were bigger than any other land-dwelling animals that ever lived. Here are some theories that just might account for dino gigantism.
Dinosaurs and Creationists
Creationists don't believe in evolution, and insist that the earth is only a few thousand years old. How do dinosaurs fit in their world view?
How Did Dinosaurs Evolve?
Like all living creatures, dinosaurs evolved from preexisting ancestors. Here's an overview of current thinking about dino evolution.
A History of Pangaea
An interactive history of the Pangaean supercontinent, for kids.
Dinosaur Evolutionary Tree
An evolutionary tree for dinosaurs, in PDF format.
Big Dinosaurs, Small Genomes
A new study hints that massive dinoaurs may have had genomes comparable in size to those of small birds.

Explore Dinosaurs

More from About.com

  1. Home
  2. Education
  3. Dinosaurs
  4. Dinosaur Evolution

©2008 About.com, a part of The New York Times Company.

All rights reserved.