The DNA merle test will determine whether a dog is a homozygous or heterozygous merle. This is Shawna Graham's "Oink". He's a homozygous merle and is nearly all white. He is deaf, and his eyes are very pale. Oink fits the description of a typical homozygous merle pretty well, but not all homozygous merles are as white as Oink.
Mott Ranch usually produces litters with four colors. The available Aussie colors at Mott Ranch are Blue Merle Aussie, Red Tricolor Aussie, Black Tricolor, and Red Merle Aussie. If you are looking for rare merle or Blue Merle Aussie in Arizona, then you know Mott Ranch breeders is your answer! Australian Shepherd Puppy Breeders Details:
About Australian Shepherds. The Australian shepherd is a medium-sized, athletic working dog. Although it is called "Australian," the breed is thought to have originated in the United States, mostly in the Western States. Breed aficionados believe this collie/shepherd-type dog may have been imported with sheep from Australia or workers fromaGeAIn.