NEED AND VALUE OF ATTRACTING BIRDS 9 



In the following table the figures indicate the 

 per cent of total food. 



To Birds* 

 Total Food To Birds* Credit Discredit 



Culti- 



Animal Vegetable Insect Mammal vated 



Food Food Pests Pests Grain Fruit 



Bluebird 15 4 min. 5 days. 



Chickadee 21 



Martin 



Phcebe 



Robin 



Tree 



Swallow 14 

 House 



Wren 19 



13 4-5 " 



17 3-4 " 



18 7-8 « 



Not recorded. 

 Not recorded. 

 4 days. 

 9 « 



13 « 



3 11 days. 



Not recorded. 

 24-28 days. 

 15 days. 

 12 « 



6 15 " 



5 10 « 



Value of Winter Birds 



Not only in spring and summer may the birds 



be of great value to the farmer, but during the 



winter as well; so that efforts should be made 



during this season to attract birds around the 



