Shadow is everything wonderful about Greyhounds, in a smaller size! He is affectionate, engaging, stunning, and beautiful to watch when he runs. Adoption. A better option! www.theanimalshelter.net Please visit our website for our adoption procedures, fees, and application. All pets are spayed/neutered and vaccinated prior to adoption.SIZE estimates: Small is up to 20#, Large is over 50#, Medium is in between! AGE is estimated, Baby = puppy teeth, Young = up to maturity at about 3 years, Adult is over 3 years, and Seniors are dignified.