Main Page | See live article | Alphabetical index A \'Sheep dog' is a type of domestic dog whose original purpose was to herd sheep. Many sheep dogs are now kept as domestic pets. There are several types of sheep dog, including: Australian Kelpie Collie Icelandic Sheepdog Old English Sheepdog Shetland Sheepdog or Sheltie (pictured at right) This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.