A scout has followed their scent. 一名侦查员跟踪敌人的气味

156. first appeared in the age of dinosaurs...
     最早出现在恐龙时代
157. recycling the new vegetation...
     它们回收利用新的植被
158. while also being the prime food source of their enemies.
     同时也是敌人的主要食物来源
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

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 159 行