Nests in Holes in Trees, Stumps, or Logs 
736. Carolina Chickadee: Parus carolinensus Aud. 
A Southern species of the chickadee, its smaller size being 
the most distinctive point of difference. Length—4.06 to 4.75. 
Breeding Range—From central New Jersey and Illinois southward. 
Nesting habits and eggs similar to the preceding. 
740. Hudsonian Chickadee: Parus hudsonicus Forst. 
Very similar to the chickadee, the principal differences be- 
ing upper part of head brown instead of black ; back brownish 
gray ; sides chestnut. 
Breeding Range—Northward from the northern part of New Eng- 
land, and probably in the Adirondacks. 
Nesting habits very similar to those of the chickadee. 
766. Bluebird: Sialia sialis (Linn.) 
Adult 8 — Upper parts intense blue; under parts terra cotta, belly 
whitish. 
Adult 2 —Grayish blue, sides and breast lighter. Length—7.01. 
Immature 6 —Bird three months old, upper parts grayish blue, 
spotted with pale gray ; wings and tail blue ; upper part of 
breast terra cotta; the centre of each feather buffy white ; 
lower part of breast and sides terra cotta ; belly whitish. 
Breeding Range—From the Gulf States northward. The nest is 
of grass, placed in a hole in a tree or ina bird-box. 3 to6 
pale blue, sometimes white, eggs are laid. Size—.84 x .62. 
See Fig. 1, Plate C. 
When the song of the Bluebird is heard, we who love not 
the cold weather are glad, for we know that in a few weeks the 
frost will leave the ground and the pure white flower of the 
bloodroot will lift its leaf-encircled head from the damp, dead 
leaves of the year that has past. But that is not our only reason 
for gladness ; we look on the bluebird as a friend, one that spends 
his summers near us, leaving only when the frosts of late Novem- 
ber come to tell him that ’tis time to go south, as food is becom- 
ing scarce. He is my favourite bird ; and while | am writing of 
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