The world of amphibians is defined by a remarkable "double life," transitioning from aquatic beginnings to terrestrial adulthood. Divided into three primary orders—Anura (frogs and toads), Caudata (salamanders and newts), and Gymnophiona (caecilians)—this group represents a vital evolutionary bridge in the history of vertebrates. The Three Main Branches
The most mysterious of the three, these are limbless, serpentine amphibians that mostly live underground or in leaf litter. Many are nearly blind, relying on sensory tentacles to navigate. Biological Characteristics amphibian family
Each "family" within the amphibian class has adapted to unique environmental niches: The world of amphibians is defined by a