A reader calls for museum curators to look for historic scientific apparatus, and a landmark treaty aims to protect the Mediterranean from pollution, in our weekly dip into Nature’s archive.
在这个变幻莫测的时代风口，尤其需要注意的是，资源是老天爷给的，但企业的长久生命力，终究要靠自己挣出来。
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近年来，国内外多项动物心理健康研究显示，约23%的家养犬存在抑郁或分离焦虑倾向，超30%的家养猫存在心理亚健康与抑郁相关表现；老年犬猫、流浪救助犬猫及曾经历创伤的宠物，出现心理问题的风险显著更高。分离，对它们来说并非小事。