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Tiger Salamander

Photo: A tiger salamander
Resembling its feline namesake, the tiger salamander has stripes over its gray or black body.
Photograph courtesy Gary M. Stolz/U.S. Fish and Wildlife Service

Multimedia

Amphibian Features

Photo: Marine iguana

Photo of the Day: Sea Food

Go to the Galápagos Islands for a look at a marine iguana, which feeds on underwater algae.

Photo: Sonoran desert frog

The Fragile World of Frogs

Frogs have thrived worldwide for nearly 200 million years, but they are quickly beginning to vanish. Find out why in this multimedia feature from National Geographic magazine.

Photo: Stilt birds and iguana by a river

Photo of the Day: Crazy Legs

See stilt birds tiptoeing around a green iguana on the grasslands of Venezuela's Orinoco River.

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Special Advertising Sections

Photo: The Cloud Gate in Chicago

Download City Guides

Check out the local hotspots with downloadable city guides.

Photo: People hiking at sunset

Walk into America

Explore nine classic walks all across America.

Amphibians Right Rail

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Photo: Blue poison dart frogs

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Photo: Amphibians mating

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Photo: A cartoon dog

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

Six Degrees Book and DVD

Image: Six Degrees DVD and book

Get an eye-opening warning of the dangers of climate change, one degree at a time.