Metamorphosis - the process of transformation from an immature form to an adult form in two or more distinct stages., Fossils - the preserved remains of plants and animals whose bodies were buried in sediments, such as sand and mud, under ancient seas, lakes and rivers, Amphibians - a cold-blooded vertebrate animal of a class that comprises the frogs, toads, newts, and salamanders. They are distinguished by having an aquatic gill-breathing larval stage followed (typically) by a terrestrial lung-breathing adult stage., Exchange - give something and receive something of the same kind in return., Cycle - a series of events that are regularly repeated in the same order., Energy - the strength and vitality required for sustained physical or mental activity.,

Metamorphosis

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النمط البصري

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تبديل القالب

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