THE DEPENDENCE OF MAN 7 



It is the horse that has fought the wars of the world and won 

 out human liberty. Besides this, he has broken our prairies, 

 sown and harvested our grain, and delivered it to the markets of 

 the world. He has carried messages of victory and of sorrow, and 

 down to the time of Washington he constituted the fastest mode 

 of communication known, if we except only the carrier pigeon. 



If all the animals of the world should die in a single day, the 

 disaster in respect to labor would hardly be second to that in 



Fig. 2. M I helped to build the Pikes Peak Railroad." The burro and 



the pack mule afford the best means of transportation over difficult 



mountain trails 



respect to food. We might perhaps turn vegetarian, but if man 

 should lose his animal servants, then he himself would at once 

 be reduced to a beast of burden in a thousand ways not com- 

 monly appreciated or even understood. 



The camel and the pack mule carry civilization into regions 

 which would otherwise remain wilderness, and just as the burro 

 may be said to have built the Pikes Peak Railroad, so the 

 elephant and the water buffalo each has done and is doing its 



