Lap dog children and other dog breeds. However, if properly managed by a dedicated owner, the Chihuahua can adapt to a household environment easily. Pomeranians are the fluffiest of the lap dogs, have a double coat and tend to be a friendly, one-person dog. The Pomeranian is named after the Pomerania region in Central Europe, split between Germany and Poland. The Miniature Pinscher, min pin for short, is a small breed of dog originating from Germany. The breed's earliest ancestors may have included the German Pinscher mixed with Italian greyhounds and dachshunds. Shih Tzu (singular and plural) is one of oldest breeds
Dog breed domestic dog was present at what is now Zhokhov Island, arctic north-eastern Siberia, which was connected to the mainland at that time. The dogs were selectively bred as either sled dogs or as hunting dogs, which implies that a sled dog standard and a hunting dog standard existed at that time. The optimal maximum size for a sled dog is based on thermo-regulation, and the ancient sled dogs were between . The same standard has been found in the remains of sled dogs from this region 2,000 ago and in the modern Siberian Husky breed standard. Other dogs were more