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Science Life

Polar bears find new food source

作者:21ST
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鸭蛋也许可以拯救北极熊。

词数 312 建议阅读时间 4分钟 测试见7版

POLAR bears could avoid extinction despite the fact that many are starving to death, according to scientists. They have discovered that some of the bears have found a new food source – goose and duck eggs.
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