Adoptable Dog Piper Piper is a Terrier / Chihuahua mix and weighs about 15 pounds. She was kept by an elderly man who can no longer have a dog. She is at least 10 years old and has been spayed. Adoptable Dog Wesley Wesley is a Terrier Chihuahua mix. He is very easy-going and is about 5 to 6 years old, weighing 15 to 20 pounds. Wesley is neutered and ready to find his forever home.