. Birds of America;. Birds -- North America. 46 BIRDS OF AMERICA webs, ycllozt.'; iris, brown; eyelids, red. Adults in Winter : Similar to summer plumage, but head and neck streaked with dusky and bill much duller. Young: Dull whitish, mottled with dusky on head, neck, rump, wing-coverts, and secondaries; back, grayish-blue, feathers with lighter edges; bill, dull Hesh color; terminal halt, dusky. Nest and Eggs.— Nest; On the ground; constructed of small sticks and grass. Eggs ; Usually 3 or 4. some- times 5, pale bluish-white to brownish-clay color, blotched with dark brown and black zigzag m
. Birds of America;. Birds -- North America. 46 BIRDS OF AMERICA webs, ycllozt.'; iris, brown; eyelids, red. Adults in Winter : Similar to summer plumage, but head and neck streaked with dusky and bill much duller. Young: Dull whitish, mottled with dusky on head, neck, rump, wing-coverts, and secondaries; back, grayish-blue, feathers with lighter edges; bill, dull Hesh color; terminal halt, dusky. Nest and Eggs.— Nest; On the ground; constructed of small sticks and grass. Eggs ; Usually 3 or 4. some- times 5, pale bluish-white to brownish-clay color, blotched with dark brown and black zigzag markings. Distribution.— Western North America: breeds from east-central British Columbia and Great Slave Lake south to northeastern California, northern Utah, and northern North Dakota; winters from its breeding range southward to Lower California and western Mexico; accidental in Kansas, , Colorado, Al- berta, and Hawaii. RING-BILLED GULL Larus delawarensis Ord .\. 0 U. .Xumbcr 54 See Coliir Plate Other Names.— Common Gull; Lake Gull. General Description.— Length. 20 inches. Color, pure white with pale bluish-gray mantle. Easily con- fused with the Herring Gull. Color.—Adults in Summer: Mantle, pale bluish- gray ; first primary, black, white spot near end; second, plain black; third, black with gray space on inner web; next three, black-tipped ; rest of primaries and sec- ondaries, colop of mantle; rest of plumage, pure white; bill, greenish-yellow with a broad band of black cucir- cling it at angle: feet, greenish-yellow; iris, pale yel- low; eyelids, red. Adults in Winter; Similar to sum- mer plumage, but head and neck behind sf^ottcd with dusky. Young ; Above, mottled with brown and gray- ish-blue ; wing-coverts, mostly dusky margined with lighter; secondaries and primaries, with a subterniinal brownish area shading forward into gray; tail, with a broad subterminal band of dusky and indistinctly barred with brown; below, faintly mottled with brownish; bill,
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Keywords: ., bookauthorpearsont, bookcentury1900, bookdecade1920, bookyear1923
