Twin Springs Farm - Mammoth Jack Stock for breeding - also, Black Angus cattle and Shetland sheep. Located in Avonmore, PA. Virginia Draft Horse and Mule Association - Formed in 1978 to organize and promote the draft horse, mule, and donkey industry in Virginia. Heart B Ranch - Show quality mule and donkey ranch: longears and mammoth jackstock. Located in Emmett, Idaho. SingleTree Farm - Family operation which produces and trains high quality riding mules and donkeys. Located in southwestern Virginia. Winterwind - Breeder of miniature donkeys and colored angora goats. Also harvests mohair fleeces for handspinners. Minnesota, USA. Genesis Farms - Breeders of saddle mules and performance donkeys. Ohio, USA. Wisconsin Donkey and Mule Society - Works to promote and improve the quality of donkeys, mules, and hinnies and related hybrids in Wisconsin. Officers, events, classified ads, related links and contact information. The American Donkey and Mule Society - Donkeys, mules and zebra hybrids. Registration information, articles, photos, calendar of events and links. Sugar Creek Ranch - Breeders of donkeys and mules. Located in Pineville, MO.