A double merle Australian shepherd is a dog that has inherited two copies of the merle gene, one from each parent. The merle gene is a dominant gene that affects the dog’s coat color and pattern. In double merles, the merle gene causes the dog’s coat to be mostly white …
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Adorable Blue Merle Yorkshire Terrier Puppies: Info & More
Blue merle Yorkshire Terriers are a striking variation of the beloved Yorkshire Terrier breed, known for their unique coat color. This distinctive marbled pattern of blue-gray and black on a silver or white base sets them apart. However, the merle gene responsible for this coloration also carries potential health risks, …