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.
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Блогеру Арсену Маркаряну дали срок14:50
3月5日美股三大指数集体收跌，道指跌1.61%，标普500指数跌0.57%，纳指跌0.26%。大型科技股涨跌不一，微软涨超1%，英伟达、奈飞、亚马逊、英特尔小幅上涨；Meta跌超1%，苹果、特斯拉、谷歌小幅下跌。美股网络安全股走强，Okta涨11%，CrowdStrike涨超4%，Datadog涨超3%。