What is a Shetland Sheepdog?

A Shetland Sheepdog, or Sheltie, is a breed of dog that looks similar to the Collie. It usually is around 13-16 in. tall and weighs around 15-20 lbs. It is a popular companion breed, rarely used as a working dog. These are intelligent dogs, good with kids and other pets. They require lots of grooming and they should be socialized because they have been known to be very shy.
they also bark alot and are really good with strangers not really with other dogs