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
Small Greek Domestic Dog the word Kokoni is used for any dog incapable of serious working duties (e.g. if a livestock guardian dog shows signs of fear, the shepherd calls it "kokoni"). In other places in Greece the word Kokoni is used for any small dog. This breed of dog is of a medium size ranging from approximately 4–8 kilos. They have dropped ears, short snout, long body, with long curved tail. This breed also comes in a large array of colors and combinations of colors, such as black and tan, blonde, cream, and white. They are not yet recognized by the FCI. They