Like those that evolved after the asteroid... 像小行星撞击后进化出的鸟类一样
To survive, it had evolved in an extraordinary new way. 为了生存 它以一种非凡的新方式进化
they've evolved to exploit almost every habitat on Earth. 它们进化出了 适应地球上几乎每一个栖息地的能力
Snakes evolved around the same time as the first true mammals. 蛇的进化时间 与第一批真正的哺乳动物大致相同
...but they had evolved jaws that could chew. 但它们已经进化出能够咀嚼的颌部
They've evolved a separate caste of armed soldiers who protect the workers. 它们进化出了 一个武装士兵群体来保护工蚁
Turtles first evolved back in the Triassic. 海龟最早是在三叠纪时期进化而来
One evolved a revolutionary adaptation 有一种两栖动物 进化出了一种革命性的适应性
But marsh frogs have evolved some quirky adaptations of their own. 但是湖侧褶蛙也进化出了 一些奇特的适应性
...which has evolved in countless different directions. 这种结构向无数不同方向进化