Olive-green; yellow below; head, neck and upper breast, black; yellow “mask” across forehead and cheeks; white spots on tail; female less black. [Western Yellow-throat.] [Wilson Black-cap Warbler.] [Canadian Warbler.]

102. BLACK-POLL WARBLER. 5-1/2 in.

(Dendroica striata. 661.)

Streaked black and white; black crown; white cheeks; below white with line of black spots down sides; tree-tops; song, a staccato musical “chink” repeated rapidly. [Black and White Creeper.]

103. YELLOW-BILLED CUCKOO. 12-1/4 in.

(Coccyzus americanus. 387.)

Bronzy olive-gray; white below; lower half of curved bill yellow tipped with black; outer tail-feathers black tipped broadly with white; wings show a reddish-brown tinge in flight; glides stealthily from tree to tree and keeps concealed among the leaves; slowly droops and raises its tail when perching; song, loud “kuk-kuk, kuk-kuk.” [Black-billed Cuckoo.] [Mourning Dove.]

104. CANADIAN WARBLER. 5-1/2 in.

(Wilsonia canadensis. 686.)

Bluish-lead color; yellow below with a necklace of black spots; no wing-bars; noteworthy song. [Magnolia Warbler.]