• 芬兰机场用嗅探犬探测新冠病毒

    20-09-30 Sniffer dogs are a familiar sight at airports all over the world, where border agents use them to detect illegal substances and contraband. 嗅探犬在世界各地的机场都很常见,边境人员用它们来探测非法物品和违禁品。 Now some dogs are using their noses fo...

  • 甲龙有特殊的体温调节技巧

    14-11-10 Sweating, panting, moving to the shade, or taking a dip are all time-honored methods used by animals to cool down. The implicit goal of these adaptations is always to keep the brain from overheating. Now a new study shows that armor-plated dinosaurs...

  • 男性的鼻子普遍比女性大

    13-11-19 Human noses come in all shapes and sizes. But one feature seems to hold true: Men's noses are bigger than women's. A new study from the University of Iowa concludes that men's noses are about 10 percent larger than female noses, on average, in popul...

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