forager
n. 搜寻(食物)的人;四处寻找的人
例句
Some forager ants go out, and as soon as they find food, they pick it up and come back to the nest.
一些觅食蚁外出后,一找到食物就会带上食物回到巢穴里。
The less food there is, the longer it takes the forager to find it and get back.
外面的食物越少,觅食蚁就会花越多的时间寻找食物并将食物带回蚁巢。
But the forager needs several contacts no more than ten seconds apart before it will go out .
但是觅食工在出外之前与巡逻工的触角接触不会超过十秒钟。