'Flocks' in the Bible

The grass-land is thick with flocks; the valleys are full of grain; they give glad cries and songs of joy.

Will you take your rest among the flocks? like the wings of a dove covered with silver, and its feathers with yellow gold.

Ice was rained down on their cattle; thunderstorms sent destruction among the flocks.

He took David to be his servant, taking him from the place of the flocks;