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SBS
2 年
研究人员揭开鹤鸵头冠200年历史之谜
经过多年的思索,拉筹伯大学(La Trobe University)的研究人员表示,他们发现了鹤鸵坚硬头冠的秘密。 这是一个困扰了科学家们两个世纪的难题。
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