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Shetland sheepdog vs. collie

Shetland sheepdog

noun

one of a breed of small sheepdogs resembling a miniature collie, raised originally in the Shetland Islands.

collie

[kol-ee] / ˈkɒl i /

one of a breed of dogs having a usually long, black, tan, and white or sable and white coat, raised originally in Scotland for herding sheep.