noun
a cold-blooded vertebrate animal of a class that comprises frogs, toads, newts, and salamanders, typically having an aquatic larval stage and a terrestrial adult stage.
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Amphibians are cold-blooded vertebrates that typically have a moist skin and lay eggs in water.
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I saw a cool amphibian at the pond today.
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Check out that slimy frog, it's one funky amphibian!
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Being able to adapt to different environments like an amphibian is a valuable skill in today's fast-paced world.