Chihuahua Female Long Hair 10 Weeks Ready Now Female Long Hair Chihuahua 10 weeks old. She is tiny for almost 11 weeks old. Black and white. Fully vaccinated. Microchipped. Wormed. 95% Puppy pad trained, we have not had an accident for a week. Confident, lively, affectionate used to noises and not nervous. Great with other dogs and cats. Loves to nestle on your lap to sleep. Plays fetch really well.