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Brindle Horses: Mechanisms, Genetics, and Patterns
A brindle horse carries irregular vertical streaks running down its body and horizontally around its legs, concentrated on the neck, shoulders, and hindquarters, generally sparing the head [Wikipedia: Brindle]. The streaks may differ from the base coat in color, texture, or both; in horses carrying the heritable Brindle 1 mutation, the striped hair is distinctly…