Subscribe Now! National Geographic Magazine $15
Visit our Online Shops

Sign up for free

Newsletters

Once a month
get new photos
and expert tips.

Ankylosaurus Magniventris

Image: Ankylosaurus magniventris dinosaur
Covered in bony plates and a row of spikes, Ankylosaurus magniventris was well-protected from predators. It likely also used the tip of its tail as a club, walloping would-be attackers.
Image © National Geographic Society

Multimedia

Prehistoric Features

Image: Dinosaur concept

What’s Wrong With This Picture?

See past National Geographic dinosaur illustrations and listen to Thomas Holtz, a University of Maryland paleontologist, discuss what we’ve learned since our 20th-century dinosaur coverage.

Photo: Fossils of Pompeii

News: Fossil "Pompeii" of Prehistoric Animals Named U.S. Landmark

Nebraska's Ashfall Fossil Beds, home to hundreds of skeletons of extinct rhinos, camels, and other vertebrates, was recently named a national natural landmark.

Image: Masiakasaurus knopfleri dinosaur

Article: Big Bad Bizarre Dinosaurs

Findings of bizarre Mesozoic fossils prompt John Updike to ask: What has evolution wrought?

You need the Flash Player version 8.0.0.0 or higher and a JavaScript enabled browser to view this site

Special Advertising Sections

Phot: Girl drinking bottled water

Interactive Map

Explore the signs of and solutions to the world’s water crisis.

Photo: The Cloud Gate in Chicago

Download City Guides

Check out the local hotspots with downloadable city guides.

Reptiles Right Rail

Get the Latest Headlines

Photo: Three-horned chameleon

Make us your online news source.

Get Animal Pictures

Photo: Nile crocodile

Get your daily dose of photos.

For Kids!

Photo: A cartoon dog

It's no stretch to find fun facts on our Kids site!

Shop National Geographic DVDs

Photo: Human Footprint DVD cover

Whatever your interest, you'll be entertained and educated with our collection of best-selling DVDs.