KALISPELL, Mont. (AP) — For the past three years, the cows that make milk for the owners of Kalispell Kreamery have been sporting high-tech ear tags — the latest technology in the bovine world.
The tags, which look like orange plastic clips about the size of an Apple watch and are called the "cow management system," are placed in the ears of 425 cows at the dairy. They measure each cow's temperature, and can gauge the movement of its head to determine when and how much the cow is chewing, which, in turn, tells the owners how much a cow is eating.
Over the course of three years, Kalispell Kream...
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