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

159. A scout has followed their scent.
     一名侦查员跟踪敌人的气味
160. Armed with the news of her discovery,
     它带着新发现的消息
161. she races back to her nest.
     飞奔回巢穴
162. 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
163. the ants.
     蚂蚁
164. Competition between these rival species
     这些对手物种之间的竞争
165. has been raging for millions of years...
     已经持续了数百万年

来自《我们星球上的生命 第一季 第五集 Life on Our Planet S01E05 巨兽阴影下》第 162 行