Here, trilobites are still in their prime, 在这里 三叶虫仍处于巅峰状态
a shield-like shell that protects their soft insides. 这是一种保护其柔软内部的盾状外壳
like their pioneering relatives millions of years ago. 数百万年前它们富有探索精神的亲戚们 也是这样做的
Many get their food by filter-feeding, 许多通过滤食来获取食物
And some can even see their surroundings. 有一些甚至能看到周围
The siblings are faster than their mother. 两只幼龙比母亲更快
she must run the gauntlet of defensive mothers keen to protect their young. 它必须穿过一长排保护心极强的母龙