A Chihuahua is one of the most popular Dog Breeds in the UnitedStates. Over the past decade the Chihuahua has surpassed the laband the poodle dog breeds and became the most popular type of dogto own. This is because the Chihuahua has been used to promoteproducts such as Taco Bell and has starred in movies such asLegally Blonde.Chihuahuas are the smallest out of all the dog breeds, and arepopular among adults. Since the Chihuahua is the smallest type ofdog breed in the world, they are not sold to children because thechildren are often rough with the dogs and can break or hurt theChihuahua dog easy. There are hundreds of dog breeds sold in theUnited States, but the Chihuahua dog breed is one of the harderones to find, simply because each Chihuahua dog only gives birth to2 to 3 puppies at one