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Amphibians
    2007年03月21日    

Amphibians lay their eggs in water, and young amphibians tend to resemble small fish.

The frogs are born and live in water. It has a tail that allows it to swim like a fish. It also has gills so that it can breathe under water. As the newborn frog grows into a frog, it loses its gills and tail, and develops legs for moving on land. Most amphibians can both walk on land and swim in water.

Depending on the species of amphibian, breathing can take place in gills, lungs, the lining of the mouth, the skin, or a combination of these.

Amphibians’ body temperature changes with their environment. In cold climates, amphibians hibernate during winter.

(SD-Agencies)


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