Farmers and ranchers put fences up primarily to keep their animals where they want them. The fence defines the boundary of where it is OK for the animals to live and graze. Fences serve several practical purposes – as I said, they keep animals where they want them and, as important, out of where they don’t want them. They keep the animals safe and help maintain the herd (with no fences farmers might have trouble keeping track of these animals!).

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