translation.en: This makes sense for the ant colony, because the more food there is out there, the more quickly the foragers find it, the faster they come back, and the more foragers they send out.
translation.zh: 这对蚁群来说很重要, 因为外面的食物越多, 觅食的蚂蚁找到食物的速度越快, 它们回来的就更快, 那么就会有更多的蚂蚁出去觅食.