The Birds’ Calendar, 
singer, and one of the most accomplished archi- 
tects in nest-building of all the birds. 
The two other vireos, remaining in this lat- 
itude all summer, and found quite generally in 
woodland as well as in more open places, are 
the ‘‘ red-eyed’’ and the warbling vireos. Not- 
withstanding its quiet coloring the red-eyed is 
a rather noticeable bird for its trim figure, grace- 
ful action, and dressy appearance. The easiest 
way to identify it, until it sings, is by the dark 
stripe through the eye, which is not found in 
the other vireos, while at short range and in 
good light the iris has a reddish tinge. It is 
a voluble singer, and the song can perhaps be 
best described by saying that it is half-way be- 
tween the chirp of the English sparrow and the 
warble of the robin—having the strident qual- 
ity and higher pitch of the former, and the 
modulation of the latter. Some are greatly 
pleased with its music, but to me there is more 
pleasure in watching its motions, as with dainty 
form it busily and dexterously climbs about 
among the branches, with much of the elegant 
ease that distinguishes the chickadee. In list- 
ening to it one is likely to think how near the 
English sparrow came to being a singer and 
just missed it. Far more delightful than the 
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