There is no such thing as a "teacup Chihuahua". The term "teacup" is a marketing tool referring to really small, and often unhealthy, dogs. Typically these dogs are under 3 lbs as full-grown adults....
The term "teacup" is a marketing tool referring to really small, and often unhealthy, dogs such as chihuahuas, yorkies, shih-tzu and poodles. These are often sold at much higher prices than "regular"...