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tadpole |
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tadpole, larval, aquatic stage of any of the amphibian amphibian, in zoology, cold-blooded vertebrate animal of the class Amphibia. There are three living orders of amphibians: the frogs and toads (order Anura, or Salientia), the salamanders and newts (order Urodela, or Caudata), and the caecilians , or limbless ..... Click the link for more information. animals. After hatching from the egg, the tadpole, sometimes called a polliwog, is gill-breathing and legless and propels itself by means of a tail. During the period of metamorphosis it develops the lungs, legs, and other organs of the adult and, in the frog and the toad, loses the tail. tadpoleor polliwogAquatic larval stage of frogs and toads. Tadpoles have a short, oval body, broad tail, small mouth, and no external gills. Most are herbivorous, but those of some species are predatory or even cannibalistic. Tadpole metamorphosis follows a pattern of gradual development of forelimbs and hind limbs, resorption of the tail, shortening of the intestine, disappearance of the gills, and development of the lungs. On completion of metamorphosis, the young frog or toad emerges onto land. tadpole the aquatic larva of frogs, toads, etc., which develops from a limbless tailed form with external gills into a form with internal gills, limbs, and a reduced tail How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| "Hold that noise up in the corner," called out the prepostor, sitting up and looking round his curtains; and the Tadpole and young Green sank down into their disordered beds; and then, looking at his watch, added, "Hullo considerable heat that it was a species of gigantic Tadpole ( The cachalot is a disagreeable creature, more tadpole than fish, according to Fredol's description. |
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