Close-up of big orange frog

FROGS AND TOADS

INTRODUCTION Frogs and toads are included in the class Amphibia, the amphibians. The name indicates that these animals spend part of their lives in water. Amphibians may have been the first land animals, evolving during the Paleozoic era. Frogs and toads lay their eggs in water. The eggs hatch into legless tadpoles which must remain …

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