Chihuahuas have basic requirements as all dogs do. Caring for a Chihuahua is generally the same as with any dog. They need food, water, shelter, and a little something extra, love! Chihuahuas get cold more easily than other breeds do, so extra care may need to be taken. Make life a little easier on them and get them a jacket or sweater use to sweaters and jackets at an early age and put them on when they go outside