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Homeostasis is the relatively stable conditions of the internal environment that result from compensatory regulatory res..

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A still body of water may be disturbed by a variety of factors. One of them is wind. In fact, it is considered as the pr..

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Running Water Freshwater Community Factors

This tutorial noted some of the physical and chemical factors that provide the framework of a running water community in..

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Takahē (Porphyrio hochstetteri)

Meet the colorful takahē, an extremely rare flightless bird. Find out more about its unique features and why they matte..

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Pollution in Freshwater Ecosystems

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