The mud is a feedingground for large numbers of birds.
泥地是大量鸟类找寻食物的地区。
《柯林斯英汉双解大词典》
2
They followed their sheep as the were moved from one feedingground to the next.
他们随着羊群从一个草地迁移到另一个草地。
3
Mixed flocks of several species often travel together, but when they are feeding or resting you will spot different birds on the ground, at mid-level heights and at the tree tops.