Titmice: Usually smaller than English sparrow; bill stout, conical, shorter than head; nasal feathers turned forward; tail longer than wing. (Ridgway.)

Food: insects. Parents alike, and young the same. No noticeable change of plumage with season.

Wren-Tits and Bush-Tits: Very small; bill short and conical; tail rounded. Sexes alike.

4. Certhiidæ: Creepers.

Smaller than English sparrow; bill slender and curved downward; wings rather pointed, long as tail; tail graduated, stiff, with long, sharp-pointed feathers; claws long and strongly curved. (Ridgway.)

Food: insects. Sexes alike, and young the same. Found circling tree trunks.

5. Troglodytidæ: Wrens and Mocking Thrushes.

This family is divided into two subfamilies.

Wrens: Smaller than English sparrow; bill slender, sometimes long and arched; no bristles at corner of mouth; wings rounded; tail usually held up. (Ridgway.)