THE TRAVELS OF BIRDS 



ing we have for those who we know are about to 

 face a great danger. 



BIRD TRAVELERS AS WARDS OF THE GOVERNMENT 



We have seen that through the erection of 

 lighthouses, towers, and tall buildings, and of 

 wires for conducting electricity, man has added 

 greatly to the dangers which beset traveling 

 birds. He has also claimed for his own purposes 

 vast areas which once teemed with bird life and 

 are now the sites of cities or under cultivation. 



This is an inevitable consequence of man's 

 progress in his conquest of the world. Still he 

 will never reach a point where he can afford to 

 do without the service rendered him by insect- 

 eating birds. They are nature's guardians of our 

 forests, fields, orchards, and gardens. 



Our insect enemies seem to increase with the 

 size of our crops. Potato beetles, cotton-boll 

 weevils, alfalfa weevils, coddling moths, and 

 scores of others have only become pests since 

 man supplied the food on which they thrive and 

 increase in such numbers as to threaten the very 

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