BIRD-PROTECTION IN SCHOOLS 145 



upon leaving the nest, and do you think the old 

 ones taught them to fly ? 



" 10. When the birds have left the nest not to 

 return again, take out the nesting-material and 

 see of what it is composed. How many feathers, 

 twigs, strings, pieces of grass, or other articles 

 did it contain ? " 



As an illustration of the constant and accurate 

 observations made possible by having the birds 

 nest at one's door are given the following records 

 kept by Master Edward Uehling, of the Passaic, 

 N. J., Schools : 



Bluebird House Wren 



Began to build April 17 May 8 



1st egg laid " 24 " 16 



2d " " 25 " 17 



3d " " 26 " 18 



4th " ' 19 



5th " " " 20 



6th " " " 21 



7th " " " 22 



Young hatched May 11 June 4 



" left nest " 30 " 21 



Feeding Winter Birds 



The introductory work to feeding the winter 

 birds should be done in the late fall, as it is 

 important that food should be provided early to 

 secure the greatest returns in attracting the birds. 

 A talk on the food of birds may be given so as to 

 bring out the two classes of foods for birds, the 



