Price told me that their collars would register a shock if the dogs crossed a buried wire.
NEWYORKER: The Hardest Vote
We were only an hour into the patrol when Yaz detected a wire buried in the soil.
WSJ: Meanwhile, in the War in Afghanistan...
They deliver a shock through the pet's collar if it crosses a boundary, such as a wire buried at the edge of a garden.
BBC: Wales politics
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