CONCORD 
Evening; Walk to Clark’s Woods. 
_1892 
#- 7.25 
Birds not 
affeated by 
extreme 
heat 
Covert of 
Wood 
Thrushes 
At noon I walked over the farm to note the effect 
of the extreme heat on the birds. To my surprise, they 
were apparently not in the least depressed by it. Indeed 
I heard more singing than for a week past at the corresponding- 
hours. / A Robin, two Chipping Sparrows, a Song Sparrow, a 
Grass Finch, a Warbling Vireo and a Quail were singing 
steadily and Yellow Warblers (at least two birds) more freely 
than for many days, while a Meadow Lark whistled at intervals. 
Martins and Barn S’ allows were flying aioout rather high up. 
After tea I started for the Estabrook woods. As I 
walked slovhLy along past Burrills* , through the hollow 
beyond, and up the slope to Cla.rk’s, I heard two Song 
Sparrows, a Robin, a Grass Finch, a Yellow-winged Sparrow 
and a Quail — just six birds in a distance of nearly a mile! 
Beyond Dutton's the woods along the Estabrook road were 
absolutely silent save for an occasional chirp or twitter 
in the dense foliage near at hand and I did not hear another 
bird sing until I reached Clark’s iTOods, where, on my arrival 
at 7 .20, two Wood Thrushes were tuning their flutes in low 
tones and a Wood Pewee was wailing in the hemlocks under 
which I seated myself. A few minutes later a Black-billed 
Cuckoo sang several times. 
I had begun to fear that the Wood Thrushes were 
going to disappoint me ?/hen (at 7.30) the two which, up to 
this time, had been apparently merely rehearsing , burst 
