Unlike humans, some birds have independently evolved to flourish on sugar-rich nectar &fruit without ill effect. In a new Science study, researchers find that these bird species share convergent evolutionary changes in key physiological traits and metabolic genes that enable their high-sugar diets.

2026年2月22日 · 陈静 · 来源：dev百科

Виктория Клабукова

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黎巴嫩卫生部

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数据显示，春运期间沈白高铁日均发送旅客2.4万人次，前往长白山站的乘客中，62%是奔着“冰雪游”去。

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