• 蚊子能对蚊帐产生“抵抗力”

    11-08-18 Mosquitoes can rapidly develop resistance to bed nets treated with insecticide, a new study from Senegal suggests. 塞内加尔的一项新研究显示,蚊子可对带有杀虫剂的蚊帐迅速产生抵抗力。 In recent years the nets have become a leading method of preventing...

  • 座头鲸利用气泡网捕食

    11-06-26 Marine biologist David Wiley of the National Oceanic and Atmospheric Administration (NOAA) and others report in the latest issue of Behaviour (Volume 148, Nos. 5-6) how humpback whales(座头鲸) in the Gulf of Maine catch prey with advanced water te...

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