Eleven different brands. Six months of side-by-side testing. Hundreds of owner reviews. Here's exactly what separates the herding balls that change a working dog's life from the ones that pop in two weeks and the four mistakes to avoid before you buy.
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Border Collies. Aussies. Heelers. Huskies. They were bred for ten-hour days. You're giving them ten-minute walks. Here's what 100+ years of working-dog science says is actually happening and why more exercise won't fix it.
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