This was the case for Jordan Skye, who was enticed by an advertisement for a "long-haired Chihuahua" at a reduced price of about $375. As the dog matured, it became clear it was not the breed ...

The Chihuahua ... the apple head is more commonly seen in dog shows. Chihuahuas also come in two coat types: short-haired (smooth coat) and long-haired. Short-haired Chihuahuas have sleek ...

One question that tugged at Swedish researcher Carles Vilà is how dogs can have such a wide variety of phenotypes—imagine a tiny Chihuahua ... long hair. In fact, the variation among breeds ...