Amphibians are one of the classes of chordates. The word amphibian means both sides of life. This is because the amphibian begins its life in the water and .

Jump into Animal Planet.com's ultimate guide to Amphibians. Meet frogs, toads, salamanders and more. Learn amazing facts, see stunning pictures, .

The word amphibian means two-lives. Amphibians spend their lives in the water and on land. . There are more than 4000 different kinds of amphibians. .

Tropical rainforests are home to a huge diversity of reptiles (snakes, lizards, turtles, tortoises, and crocodiles) and amphibians (frogs, toads, .

Aug 3, 2006 . An online guide for the identification of amphibians in North America north of Mexico.

Apr 29, 2011 . Amphibian Research and Monitoring Initiative uses .

Learn all you wanted to know about amphibians with pictures, videos, photos, facts, and news from National Geographic.

Class Amphibia (amphibians). Information · Pictures · Specimens · Sounds · Classification. [1] 2 3 4 . 33 Next 15 items » .

The Amphibian Ark is a joint effort of three principal partners: the World Association of Zoos and Aquariums (WAZA), the IUCN/SSC Conservation Breeding .

Feb 9, 2009 . Researchers have discovered 10 amphibians believed to be new to science in Colombia's Darien region. Jorge Ribas lists the findings.

Undertakes practical programs to conserve amphibians and their habitats around the world. Includes details of projects, publications, news, funding and the .

Anyway, the Amphibia include some familiar creatures: the frogs, toads, newts, and salamanders. Some not-so-familiar creatures, like the legless, .

The first comprehensive assessment of the conservation status of all amphibians was completed as the Global Amphibian Assessment (GAA) in 2004. .

Jan 22, 2009 . Amphibians, a unique group of vertebrates containing over 6300 known species, are threatened worldwide. A recent assessment of the entire .

Amphibians are vertebrates that spend part of their lives under water (breathing with gills) and the remainder on land (breathing with lungs). .

Amphibians include salamanders, newts, caecilians, frogs, and toads. These animals' ancestors were the first to venture out from the water and adapt to life .

Graphical supplement for teaching and learning about amphibian development from the University of Wisconsin.

Basic facts, a look at global population decline, and information about and photos of malformed amphibians.

Like birds, reptiles, mammals, and fishes,amphibians are vertebrates -- that is, creatures with a backbone and an internal skeleton.Amphibians live part of .

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There are more than 6000 species of amphibians living today. This animal class includes toads and frogs, salamanders and newts, and caecilians. .

Cold-blooded animals that spend part of their time on land and part in the water , amphibians are able to breathe through their skin. .

British Amphibians (The Linnean Society of London) · Canadian Herp Links · Central Texas Herp Society · Checklist of Mississippi Amphibians .

Amphibians (class Amphibia, from Amphi- meaning "on both sides" and -bios meaning "life"), such as frogs, salamanders, and caecilians, are ectothermic (or .

Notes on the habitats and distribution of amphibians, their classification, their structure and function, life cycle and behavior.

ANIMAL GROUPS or CLASSIFICATION OF ANIMAL - AMPHIBIANS.

Nov 28, 2008 . Introduction to the taxonomy of Amphibia, including Salientia (frogs and toads), Caudata (salamanders and newts), and gymnophiona .

The amphibians were the original custodians of the land, being the vanguard of the terrestrial (or ground-dwelling) vertebrate invasion. .

Simple explanation of amphibians in the framework of the history of the Universe .

SSAR is the largest international herpetological society, and is recognized worldwide for having the most diverse program of publications, meetings, .

eNature Field Guide to Reptiles and Amphibians -- Comprehensive guide to America's reptiles and amphibians with species pictures, field descriptions, .

Currently, there are about 4000 recognized species of amphibians in the world, divided into 3 living orders. Within Kansas 30 species and subspecies are .

Oct 4, 2010 . Amphibians . though the boys throw stones at frogs in sport, yet the frogs do not die in sport but in earnest. - Plutarch .

In this BrainPOP movie Tim and Moby teach you the history and biology of amphibians, those crawly-jumpy creatures that includes frogs, toads, salamanders , .

Guide to the herpetofauna of North Carolina which includes photographs, descriptions and frog calls.

A cold-blooded, smooth-skinned vertebrate of the class Amphibia, such as a frog or salamander, that characteristically hatches as an aquatic larva with .

Amphibians are cold-blooded, smooth-skinned vertebrates. Most live some of their life in water and some on land. The most common amphibian critter is a frog .

2 Amphibians do not have hair, feathers, or claws. The word "amphibian" comes from Greek and means "living a double life." That is, amphibians have two .

Amphibians comprise a large and diverse class of animals. Usually placed in the same sentence as reptiles, they are really quite different. .

Reptiles and amphibians at the National Zoo. Brought to you by the National Zoo| FONZ.

8 Results . Amphibian populations are in decline in many areas of the world. . An evaluation of three aquatic sampling techniques for amphibians: .

Mar 30, 2010 . Pictures, sounds, animation, links, and fun. Created by 11 year old Daniel Contreras.

Get accurate animal information in an easy-to-read style from the San Diego Zoo's Animal Bytes. Buy tickets online and plan a visit to the Zoo or Wild .

Nov 26, 2008 . Amphibians (class Amphibia) are cold-blooded tetrapods (four-legged vertebrates) whose eggs lack a tough protective membrane around the .

Jan 22, 2009 . Salamanders, frogs and toads are amphibians. Some amphibians have long tails and slender bodies. They live near water. .

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Working to conserve amphibians and reptiles by promoting research, sound habitat management, and educating the public.

Learn more about amphibians of North America and the world. Check out our amphibian section.

Apr 25, 2011 . Amphibian populations are in decline in many areas of the world. . In some local populations, up to 60% of the amphibians exhibit .

Amphibian Species of the World (ASW ver. 5.5) is a comprehensive relational database for the names, taxonomic literature, and known distribution of all .

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