An illustration of a flowering branch of common mare's tail; a, flower before athesis; b, flower after…
"Sky-Lark. Upper parts grayish-brown, the feathers with darker centers; under parts whitish, tinged…
A (Motacilla alba) or White Wagtail (upper) and a (Motacilla flava) Yellow Wagtail (lower) sitting on…
"The Yellow Wagtail or Motilla flava has characters of the Motacilla alva; tail shorter, not exceeding…
"Meadow Pipit or Anthus pratensis. Upper parts greenish-brown distinctly marked with blackish-brown…
"Black Throated Green Warbler or Dendroica virens. Back and crown clear yellow-olive; forehead, superciliary…
"Black and White Creeper or Mniotilta varia. Black; edges of feathers of upper parts, coronal, superciliary,…
"Worm-Eating Warbler or Helmitheros vermivorus. Olive, below buffy, paler or whitish on the belly; head…
"Blue Golden-Winged Warbler or Helminthophila chrysoptera. Upper parts slaty-blue, or or fine bluish-gray;…
"Black-throated Gray Warbler or Dendroica nigrescens. Above, bluish-ash, the interscapular region, and…
"Yellow-rumped Warbler or Dendroica coronata. Yellow-crowned Warbler. Myrtle Bird. Slaty-blue, streaked…
"Black-poll Warbler or Dendroica striata. Back, rump, tail-coverts grayish-olive, heavily streaked with…
"Chestnut-sided Warbler, Dendroica pensylvanica. Back streaked with black and pale yellow (sometimes…
"Black -and-Yellow Warbler. Magnolia Warbler. Back black, usually quite pure and uninterrupted in the…
"Golden-crowned Wagtail Warbler. Golden-crowned Accentor. Golden-crowned Thrush. Oven-bird. Seiurus…
"Kentucky Warbler. Oporornis formosus. Clear olive-green; entire under parts bright yellow, olive-shaded…
"Geothlypis trichas. Common Yellowthroat. Yellow-throated Ground Warbler. Maryland Yellow-throat. Upper…
"Yellow-breasted Chat or Icteria virens. Bright olive-green, below golden-yellow, belly abruptly white;…
"Myiodioctes mitratus. Hooded Fly-catching Warbler. Hooded Warbler. Clear yellow-olive above; below,…
"Myiodioctes pussies. Blacked-capped Fly-catching Warbler. Upper parts, including exposed edging of…
"Myiodioctes canadensis. Canadian Fly-catching Warbler. Canada Warbler. Bluish-ash; crown speckled with…
"Painted Fly-catching Warbler. Setophaga picta. Painted Redstart. Lustrous black; middle of breast and…
"Certhiola flaveola. Honey Creeper. Dark brown above; long superciliary line and under parts dull white;…
"Fig 181 - Generic details of Hirundo horreorum(Barn Swallow) Deep lustrous steel-blue; forehead and…
"Hirundo horreorum. Barn Swallow. Tail deeply fornicate, nearly or about as long as the wings; lateral…
"Entire upper parts glossy dark green; wings and tail blackish, lustrous; lores black. Entire under…
"Cliff Swallow. Eaves Swallow. Crescent Swallow. Mud Swallow. back and top of head, with a spot on the…
"Cotile riparia. Bank Swallow. lustreless mouse-brown; wings and tail fuscous. Below, white, with a…
"Ampelis garrulus. Bohemian Waxwing. General color brownish-ash, shading insensibly from the clear ash…
"Ampelis cedrorum. Cedar Waxwing. Carolina Waxwing. Cedar-bird. Cherry Bird. General color shading from…
"Generic details of a Myiadestes townsendi (Townsend's Flycatching Thrush); bill and foot nat. size,…
"Lanius borealis. Great Northern Shrike. Butcher-bird. Great Grey Shrike. Above, clear bluish-ash, blanching…
"Lanius borealis. Great Northern Shrike. Butcher-bird. Great Grey Shrike. Above, clear bluish-ash, blanching…
Fringilla coelebs. Chaffinch. A small finch with edges of the tail being white, white bars on wings,…
"Hesperophona vespertina. Evening Grosbeak. General color sordid yellow, overlaid with sooty-olive shade,…
"Pinicola enucleator. Pine Grosbeak. Light carmine or rosy-red, feathers of back with dusky centres;…
"Pyrrhula cassini. Cassin's Bullfinch. Above, clear ashy-gray; below, cinnamon-gray; rump and under…
"Exotic Sparrow's - lowest pair - Passer domesticus (The Sparrow. Philip Sparrow. House Sparrow.) above…
"Carpodacus purpureus. Purple Finch (better Crimson Finch). Rose-red, paler below, insensibly whitening…
"Loxia leucoptera. White-winged Crossbill. Rosy-red, sometimes carmined or even crimsoned, obscured…
"Loxai curvirostra. American Red Crossbill. Red; wings and tail blackish, without white markings. Middle…
"Leucosticte tephrocotis. Swainson's Rosy Finch. Gray-crowned Rosy Finch. Sexes similar. Adult in breeding…
"Bill small, short, straight, very acute, more or less compressed, the lateral outlines usually a little…
"Aegiothus linaria. Common Redpoll. Common Red-poll. Frontlet, lores, and throat-spot sooty-black. Crown…
"Carduelis pinus. Pine Linnet. Pine Finch. American Siskin. Pine Siskin. Continuously streaked, above…
"Astragalinus tristis. American Goldfinch. Yellow-bird. Thistle-bird. In summer: Rich yellow, changing…
"Astragalinus lawrencii. Lawrence's Goldfinch. Gray, more or less tinged with yellowish, whitening on…
"Astragalinus psaltria. Arkansaw Goldfinch. Upper parts uniform olive-green, without any black; below…
"Plectrophanes nivalis. Snow Bunting. Snowflake. Pure white; the bill, feet, middle of back, scapulars,…
"Centrophanes lapponicus. Lapland Longspur. Whole head, throat and breast jet-black, bordered with buffy…
"Astragalinus mexicanus. Mexican Goldfinch. The upper parts continuously-black, and the black of the…
"Rhynchophanes maccowni. Black-breasted Longspur. Bay-winged Longspur. Upper parts slate-gray, streaked…
"Passerculs bairdi. Baird's Savanna Sparrow. Inner secondaries less elongated, rarely equaling the primaries…
"Passercules s. savana. Common Savanna Sparrow. Thickly streaked everywhere above, on sides, and across…
"Coturniculus passerinus. Yellow-winged Sparrow. Quail Sparrow. Grasshopper Sparrow. Edge of wing conspicuously…
"Ammodramus. Seaside Sparrow. Bill remarkably slender and lengthened for this family, with culmen toward…
"Ammodramus maritimus. Seaside Finch. Olive-gray, obscurely streaked on back and crown with darker and…
"Melospiza lincolni. Lincoln's Song Sparrow. Below, white, with a broad brownish-yellow belt across…
"Melospiza palustris. Swamp Song Sparrow. Crown bright chestnut, blackening on forehead, the red cap…
"Melospiza fasciata. Song Sparrow. Silver-tongue. Below, white, slightly shaded with brownish on the…