am·phib·i·an (ăm-fĭb′ē-ən) n. 1. Any of various cold-blooded, usually smooth-skinned vertebrates of the class Amphibia, characteristically hatching as an ...
Learn all you wanted to know about amphibians with pictures, videos, photos, facts, and news from National Geographic.
The word "amphibian" is derived from the Ancient Greek term ἀμφίβιος (amphíbios), which means "both kinds of life", ἀμφί meaning "of both kinds" and ...
Looking for amphibians facts? San Diego Zoo Kids Territory has information on the types of amphibians as well as amphibian pictures.
noun 1. any cold-blooded vertebrate of the class Amphibia, comprising frogs and toads, newts and salamanders, and caecilians, the larvae being typically aquatic ...
Amphibians (class Amphibia) are cold-blooded tetrapods (four-legged vertebrates) whose eggs lack a tough protective membrane around the embryo. The term "amphibian ...
All about amphibian biology, taxonomy, ecology: frogs, toads, caecilians and salamanders. Learn about the decline of amphibians and their role in nature.
1: an amphibious organism; especially: any of a class (Amphibia) of cold-blooded vertebrates (as frogs, toads, or salamanders) intermediate in many characters between ...
Amphibian (class Amphibia), any member of the group of vertebrate animals characterized by their ability to exploit both aquatic and terrestrial habitats. The name ...
Amphibian Temporal range: late Devonian – Recent; Frogs (top left), Seymouria (fossil) (top right), salamanders and newts (bottom left) and caecilians (bottom right)