题目内容
In 1973, the Europeans passed a law to save their wild creatures.
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The Endangered Species Act protects the lives and habitats of plants and animals in immediate danger of extinction.
Today, there are over a thousand species on the list of endangered species in the America.
According to Professor Edward O. Wilson, we are in the midst of a biological catastrophe.
Professor Edwards O. Wilson belives that we human beings depend utterly on other creatures for our very survival and therefore they are our companions in the biosphere.
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