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Ranchers test virtual fence technology's ability to keep cows safe from grizzly bears

By Hanna Merzbach
Published December 26, 2025 at 4:36 PM CST

Technology enabling virtual fences for pets is now being adapted for livestock. Ranchers near Yellowstone National Park are testing its ability to keep cows safe from grizzly bear attacks.

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Hanna Merzbach
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