Released 2012-2014, the Visiting Veterinary Clinic #701720 included a Bay Appaloosa Cantering Warmblood Mare, a Bay Appaloosa Scrambling Foal, Bay Horse (Appaloosa Mold), Donkey, Cow, Goat, Sheep, Sitting Dog, 2 Dolls, Truck and Trailer, X-Ray Machine, Horse Blanket, Bandage Box, First Aid Bottle, First Aid Tube, First Aid Hose, and Fencing.
The Brown Donkeys from the Visiting Vet Clinic, Country Vet, Emergency Animal Rescue, Down on the Farm and Farm Animals Play Sets all appear to be basically the same color and pattern. With the amount of sets released, there are subtle variations, but these variations tend to appear in multiple sets.