With little food on offer, down here, they're rare. 在这里 食物很少 因此它们的数量也很稀少
Graced with a look of permanent surprise, 外表永远是一副惊讶的样子
The largest, with a shell eight meters long, 最大的 壳长八米
with more diversity than ever before. 其多样化程度前所未有
With the coast clear, the trilobite continues on its merry way once more. 威胁消除之后 三叶虫继续踏上快乐的旅程
Unlike jellyfish, Anomalocaris can swim with both direction and pace. 与水母不同 奇虾游速快且方向准确