It looks like a small Collie—and was originally bred for that purpose: as a miniature version of the popular long-haired Collie. But the Shetland Sheepdog, or Sheltie, has long developed its own ...

If you’re old enough to remember Lassie, the popular canine television star beloved by millions of baby boomers, you know that collies are known for their handsome appearance, fierce loyalty and keen ...