Sheep
This NPC can be found in Gilneas (71), Uldum (40), Loch Modan (36), Elwynn Forest (30), Alterac Mountains (9), The Culling of Stratholme (7), Hillsbrad Foothills (6), Redridge Mountains (5), Howling Fjord (4), Dun Morogh (2), Westfall (2), Stormwind City (1) and Wetlands (1).