BIRDS 83 



his barn so the swallows could get in and keep house 

 among the rafters, because they keep the barn free 

 from gnats and flies. This bird-lover was not so 

 cordial to crows, blue jays, sparrows, and chicken 

 hawks, for they destroy the eggs and the young of 

 the song birds. 



QUESTIONS 



(1) What birds get their food among the tree tops? 

 (2) Do you know these birds? Get a bird book to aid 

 you in learning them. (3) What kinds work on the 

 bark of trees? (4) Name some that get their food on 

 the wing. (5) How may orchards be protected from 

 birds? (6) Why do not birds like bright-colored bird- 

 houses? 



For exercises, problems and experiments, refer to the 

 Appendix. 



