the world > animals > mammals > group Ungulata (hoofed) > group Ruminantia (sheep, goats, cows, etc.) > genus Ovus > [noun] > Ovus Aries (domestic sheep) > body and parts of > fleece > on particular parts of the body > ball of wool in stomach
1753 Suppl. Wool-balls,..masses of Wool compacted into firm and hard balls, and found in the stomachs of sheep.