Life Expectancy: 15-18 years. They come in 4 different sizes, Toy (under 10 lbs), Mini (11-18 lbs), Standard (19-21 lbs) and Decker (22-40 lbs). They also come in 2 different varieties- Type A - (long legged) or Type B- Short legged (sometimes referred to as a Teddy Roosevelt...
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