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Anura| Order of the class Amphibia that includes frogs and toads, comprising about 2,600 species. According to their anatomy and reproductive habits, they are classified into 12 to 17 families in five or six groups. All have loose skins, no tail in the adult, and pass through an aquatic larval stage. They usually have no ribs and their skeleton and hindlegs are adapted for swimming and leaping. |
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