^2'2 USEFUL BIRDS. 



tber on, in connection with their relations to forestry and 

 agriculture. 



Taken all in all, the relations of birds to the natural world 

 are beneficent. Evidently birds are an essential part of 

 nature's great plan. This being the case, they nuist be 

 serviceable to man also, for man, the animal, is a mere inte- 

 gral part of nature. 



