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科技天地（粤语）：怎样重新繁殖露脊鲸
北大西洋露脊鲸仅存450条，而且缺乏新生幼鲸。有什么方法能让露脊鲸重新繁殖呢？
You’re viewing a text-only version of this website that uses less data. View the main version of the website including all images and videos.
北大西洋露脊鲸仅存450条，而且缺乏新生幼鲸。有什么方法能让露脊鲸重新繁殖呢？
