She's a member of another ancient group of social insects... 它是另一个 古代社会性昆虫群体的成员
Many ancient reptiles failed to adapt to this new landscape. 许多古代爬行动物 未能适应这片新的土地
this group of ancient reptiles made a huge evolutionary step. 这群古代爬行动物 就迈出了巨大的进化步伐
just like their ancient ancestors. 就像它们古老的祖先一样
...an ancient ancestor of the mammal. 哺乳动物的古代祖先
the ultimate flying insects first appeared back in the ancient swamps. 最终能够飞行的昆虫 最早出现在古代沼泽中