PROBLEM I. The K}?7ds of A??i?77als of the Earth 



17 



Fig. 14 (above) The Civiada /* 

 lyfix or bobcat, (u. s. bu- 

 reau OF BIOLOGICAL SURVEY) 



Fig. 15 (upper right) Go 

 rilla. (CHICAGO park dis 

 trict) 



Fig. 16 (right) Camel (NE^v 



YORK ZOOLOGICAL SOCIETY) 



Why are all of these animals called maimnals? To which groups of inavivials does 

 each belong? Why is the gorilla placed in the same order as man? 



Others have a stomach with a large 

 pouch which serves as a reservoir for 

 the food swallowed while the animal 

 grazes. Later as the animal rests this 

 food comes up again into the mouth 

 and is chewed as "cud." 



Mammals with long eyeteeth. These 

 are the carnivores (car'ni-vores). The 

 long eyeteeth are used for tearing flesh. 

 But some carnivores eat other foods too. 

 Bears relish berries and small insects such 

 as ants. Some, like the hyena, eat car- 



