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 
256 
