The Birds' Calendar 



the redstart, the yellow warbler, the robin, cat- 

 bird, red-eyed and warbling vireos, song spar- 

 row, chipper, purple grackle, and pewee, and 

 must look in the more secluded portions of the 

 Park for the cardinal grosbeak, oriole, gold- 

 finches, and wood thrush. 



The fall migrations are in several respects 

 different from, and far less satisfactory than, 

 those of spring. Many of the migrants even in 

 April were in full song, and the exhibition of 

 their powers given by the white-throated and 

 the fox sparrows, the ruby-crowned kinglets, 

 and a few of the warblers, could not be sur- 

 passed in their June concerts in the woods of 

 Maine and Canada. But there is almost a 

 touch of sadness in the comparative silence with 

 which these same birds return to us in the fall. 

 The occasional song one hears from them at 

 this time is almost as withered as the dead 

 leaves among which they are continually pick- 

 ing. 



And in other ways how different the passage 

 of birds in May from that in September ! With 

 what tiny impetuosity the successive squadrons 

 pour in from the south, anchoring here and 

 there for a few days, then up and away. They 

 all seem in the flush of youth, and their extreme 

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