THE BIRD STUDY BOOK 



cat. This can be done fairly effectively by means 

 of a cat-proof fence. 



Gunners and cats having been eliminated, few 

 other enemies of birds need be seriously considered. 

 Bird-catching Hawks are not often numerous in the 

 neighbourhood of cemeteries. Red squirrels are 

 accused of pilfering from birds' nests, and when 

 abundant they may constitute a menace. 



Properly constructed bird boxes, wisely placed, 

 have often proved a means of increasing bird life 

 to an astonishing degree; and they are absolutely 

 the only inducement to hole-nesting varieties to re- 

 main during the summer in a cemetery from which 

 all standing dead wood has been removed. Even 

 the strong-billed Woodpecker will not abide in a 

 region where the only trees are living ones, unless, 

 perchance, an artificial nest entices the resplendent 

 and dashing Flicker to tarry. Many a Bluebird, with 

 its azure coat gleaming in the sunlight, visits the 

 cemetery in early spring. From perch to perch he 

 flies, and in his plaintive note can be detected the 

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