科研之友
微信
新浪微博
Facebook
分享链接
摘要
<正>在一些冰川上生活着一种神奇的植物——它们会慢慢移动，而且是成群结队地朝同一个方向移动，就像一群鱼或一群鸟那样。In some places around the world, you can find bright green balls of moss(苔藓) scattered across glaciers. That picture is incredible all by itself, but what is truly incredible is that this colony of moss balls moves all at about the same speeds and in the same directions.
