canus. 488.)

Entirely black, including bill and feet; often seen in flocks; wings
appear frayed and ragged in flight; note, a lusty "caw." *Bronzed
Grackle.

7. BLUEBIRD. 6-1/2 in.
(Sialia sialis. 766.)

Sky-blue; brownish-red below; usually in pairs; sometimes nests in
Lincoln Park; call, "pu-ri-ty, pu-ri-ty;" often heard before seen. *Blue
Jay.

8. SAVANNA SPARROW. 5-1/4 in.
(Passerculus sandwichensis savanna. 542a.)

Much streaked above and below; line over eye and edge of wing, yellowish;
cheek sometimes suffused with yellow tinge; _tail short_, feathers
pointed; movements stealthy; song, a weak trill. *Henslow Sparrow.

9. BRONZED GRACKLE. 13 in.
(Quiscalus quiscula aeneus. 511b.)

Iridescent black; _body_ distinctly bronzy; often carries its tail
rudderwise in flight; pompous walk; rusty, grating call; nests in Lincoln
Park. *Crow.

10. SONG SPARROW. 6-1/2 in.
(Melospiza cinerea melodia. 581.)

Reddish-brown, showing black streaks; _ashy_ line over eye; whitish below
with dark-brown streaks which form a _spot in the middle of the breast_;
noteworthy song. *Swamp Sparrow. *Lincoln Sparrow.

11. COWBIRD. 8 in.
(Molothrus ater. 495.)

Male black with glossy brown head and neck; sparrow-like bill; female
brownish; fly in large flocks, uttering a greasy, squeaking note.
*Bronzed Grackle. *Rusty Blackbird.

12. TREE SPARROW. 6-1/4 in.
(Spizella monticola. 559.)

Streaked; shows much grayish; two _showy white wing-bars_; chestnut-brown
cap; breast whitish, _shading to a dark spot in the middle_; in flocks,
often with _Juncos_; returns north early in the season; noteworthy song.
*Chipping Sparrow. *Field Sparrow.

13. FOX SPARROW. 7-1/2 in.
(Passarella iliaca. 585.)

Fox-red back and tail; ashy about neck and head; white breast _thickly_
streaked with dark spots; scratches like a hen; alert; noteworthy song.
*Brown Thrasher. *Hermit Thrush.

14. PHOEBE. 7 in.
(Sayornis phoebe. 456.)

Dull olive-brown; darker on head and tail; whitish below; _bill_ and feet
black; tail drooping but jerking constantly; note, "phoe'be." *Wood
Pe