Chihuahua (dog) The affected chihuahua will hold its leg flexed, and foot off the ground until the quadriceps muscle relaxes and lengthens, after which the animal feels no discomfort and continues with activity. Chihuahuas are also prone to some heart-related disorders, such as heart murmurs and pulmonic stenosis, a condition in which the blood outflow from the heart's right ventricle is obstructed at the pulmonic valve. Chihuahua (dog) The Chihuahua () is the smallest breed of dog and is named after the state of Chihuahua in Mexico. Chihuahuas come in a wide variety of colors, and two coat lengths. The Chihuahua's history
Toy dog other health testing required by breed clubs is not performed. Since the teacup dog is not an official or regulated breed category, it's very easy for breeders to mislead uninformed buyers. Breeders can easily market a regular dog as a teacup dog simply by lying about the puppy's age. Teacup dogs are also often runts of a litter, which means that while they may be unusually small puppies, there is no guarantee they will not grow to become regular-sized dogs for their breed. Toy dog Toy dog traditionally refers to a very small dog or a grouping of small and