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Show X tfViilfrfiilTrjnMura.'tinii. A tadpole, Uie larva of a frog, has a tall and 110 leg, gills I us tea J of lungs, a heart preclely like thst if a fish, a liorny beak for taling vegetable food and plral IntesUnis for digesting it. With thu approach ap-proach cf maturity Uie hind legs appear, then trie front urns, the beak falls off, Uiu tall anl gllla waMo away, tho lungs are created, the ill. gestive apparatus Is changed to suit Uieanlmal diet, the heart neromis sepUliau In type by Uie addlllor rf another auricle. In fact, skin, muscles, nerves and blood vessels, vanish, being absorbed -ikiui I13 atom, whilo a new nt Is l-tlug sub-stitutcd. sub-stitutcd. 5. Luxxit JttjwMc |
