290 



ZOOLOGY. 



ox : on this we need not dwell. The flesh is excellent ; he 

 can be made to labour like a horse ; the bones, skin, horns 

 hair, all are of use. The fat is fine and delicate, and the, 

 blood is used as a fertilizer, and also in the manufacture of 

 Prussian blue ; it is in use moreover as a refiner of sugar and 

 fish oil. The intestinal membrane is employed in the arts of 

 the gold-beater and to cover air balloons. From the milk of the 

 cow we obtain butter, cheese, and cream; with the stomach 

 called rennet we curdle milk. The ox is now found in every 

 part of the world, but no doubt it belonged originally to 

 Europe and Asia. 



Fig. 259. Llama. 



The aurochs is the largest of European quadrupeds. It is 

 distinguished from the domestic ox by its convex forehead, 

 broader than long ; by the point of attachment of the horns, 

 lower than the occipital crest ; by a kind of woolly hair cover- 

 ing the head and neck of the male ; by a short beard under 

 the throat ; and finally, by having an additional pair of ribs. 

 It is not the origin of our domestic cattle. Formerly abound- 

 ing all over Europe, the race is nearly extinct, being confined 



