mud·puppy also mud pup·py (mŭd'pŭp'ē) n. pl. mud·pup·pies also mud pup·pies
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mud puppy
any of five species of entirely aquatic salamanders in a genus (Necturus) belonging to the family Proteidae (or Necturidae), in the order Caudata. Their popular name derives from the mistaken belief that they are able to bark. They are found in lakes, rivers, and swamps of eastern North America. Species inhabiting the southern United States are commonly called water dogs
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