ARTIODACTYLES 



117 



(c) In masticating food of such 

 hardness, the animal is assisted by its 

 powerful teeth. (The camel has canine 

 teeth, as well as incisors in the upper 

 jaw.) 



(d) Its long neck enables it to pick 

 up food from the ground (it has long 

 legs), and also to tear off branches 

 from the trees (compare with giraffe). 



(e) The hump, which is almost 

 entirely composed of fat, forms really 

 a reserve supply of food, by which the 

 animal during its journeys ekes out 

 its otherwise scanty diet (compare 

 with bat). This fat is accumulated 

 during the time of superabundance, 

 and being stored on the back, and not 

 (as in fattened cattle) between the- 



