World Sled-dog Championship in Sweden 瑞典举办世界雪橇犬锦标赛
Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient ...
UK study suggests phone bans may not be effective 英国研究指出校园手机禁令 ...
Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient ...
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蝙蝠的“飞行困境”——为什么它们不能像鸟一样适应多种环境？
它们是否也像蝙蝠一样，翅膀和腿部的进化是紧密相连的？这个问题值得我们进一步思考。 感兴趣的“海洋与湿地”（OceanWetlands）读者可以参看全文： Orkney, A., Boerma, D.B. & Hedrick, B.P. Evolutionary integration of forelimb and hindlimb proportions within the bat wing ...