A shih tzu exhibiting three distinct colors in its coat is considered a tri-colored dog. This typically involves a base coat color, often white or another light shade, with two additional, darker colors appearing as patches or markings. For instance, a white dog with black and tan markings would be an example of this three-toned coloration. The specific shades and patterns can vary considerably, contributing to the unique appearance of each individual.
The desirability of this specific coat pattern stems from its visual appeal and relative rarity. While the genetics behind such coloration are complex, it contributes to the breed’s overall diversity and can be a sought-after trait among breeders and owners. Historically, coat color has played a significant role in breed standards and aesthetics, influencing the development and popularity of certain lineages. However, temperament and health remain paramount considerations, regardless of coat color.