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Mushroom and chestnut coat color phenotypes. The mushroom dilution on a chestnut background results in a dilute sepia shade ranging from light (A) to dark (B) and is often accompanied by a flaxen (lighter) mane and tail. Chestnut Shetland pony without the mushroom dilution displaying a typical red chestnut base coat color (C). Chestnut Shetland Pony also showing the tobiano white spotting pattern (D). Photo credits (A,B) Maria and Joana Tammi (C,D) Christine Mirjam Sorli.
