Chapter 10 Large-Animal Production 557 Long-Eared Breeds (Equus asinus) kubais/Shutterstock.com American Mammoth Jack. The American Mammoth Jack originated from a combination of breeds of donkey imported into the United States. These animals may be solid or have large white patches throughout their coat. Although they are called “mammoth,” they are not large enough to be considered a draft breed. Typical heights are 13.5 hands for jennets and 14 hands for jacks. Dennis W. Donohue/Shutterstock.com Miniature Donkey. Miniature donkeys originated in the Italian islands of Sardinia and Sicily. These donkeys are small in stature, gray or grayish-tan in color, and typically under 9 hands at the withers. They are most frequently kept as companion animals and used for weed control. Critter Haven Pandemonium, photo provided courtesy of Diane Hildebrand/Critter Haven Farms Spotted Ass. The spotted ass is a color-based breed association incorporating any ass or donkey having a coat with spots of color and white. These asses may come in a variety of sizes and varied colors. DragoNika/Shutterstock.com Standard Donkey/Burro. The Standard Donkey is characterized by its gray color and small stature, standing approximately 10 to 12 hands tall with a slender build. Burro is the name for a Standard Donkey that originated in North America. Burros exist in both domesticated and feral groups. Standard Donkeys and Burros are still used for transportation and as cart animals in many parts of Mexico and Latin America. Copyright Goodheart-Willcox Co., Inc.