Range. - Southern United States from the Gulf to New Jersey and Illinois.

The southern Chickadee is smaller than the northern and the wing coverts and feathers have little or no white edgings, Their nesting habits are in every particular the same as those of atricapillus and the eggs cannot be distinguished with certainty, but average smaller; size .53 x .43.

Chickadee. Carolina Chickadee.

White.

736a. Plumbeous Chickadee. Penthestes Carolinensis Agilis

Ranges. - Eastern and central Texas.

This variety is said to be more plumbeous above and much whiter below than the preceding. No differences can be found in the eggs of the two varieties and the nesting habits are the same.