"Fig. 41 shows phalanges of caprimulgines foot, where the ratio is 2, 3, 4, 4." Elliot Coues, 1884
"Dull lead-color, frequently with a brownish or olivaceous shade, the top of the head abruptly darker…
"Upper parts, central tail-feathers, and much edging of the wings, clear ashy-blue; whole crown, nape,…
"Upper parts leaden-blue the central tail-feathers the same; wings fuscous, with slight ashy edgings…
"Fig. Typical passerine feet. The right hand fig. is plectrophanes lapponicus." Elliot Coues, 1884
"Fig. 44- Syndactyle foot of a kingfisher. Thus a kingfisher shows what is called a syndactyle or syngnesious…
"Fig. 45.- Zygodactyle foot of a woodpecker, Hylotomus pileatus. The zygodactyle or yoke-toed modification…
"Fig. 46. - Raptorial foot of a hawk, Accipiter cooperi. The raptorial is another modification of the…
"Fig. 47. - Raptorial foot of an owl, The raptorial is another modification of the insessorial foot.…
"Common Brown Creeper. Upper parts dark brown, changing to rusty-brown on the rump, everywhere streaked…
"European Wren. Feet strictly laminiplanter, as usual in Oscines. Tail thin, with narrow parallel-edged…
"Upper parts pale brownish-gray, minutely dotted with blackish and whitish points together, and usually…
"Carolina Wren. Upper parts uniform reddish-brown, brightest on the rump, where are concealed whitish…
"Long-billed Marsh Wren. T. palustris. Above clear brown, unbarred, the middle of the back with a large…
"Short-billed Marsh Wren. Cistothorus platensis. Upper parts brown, the crown and most of the back blackish,…
"Shore Lark or Horned Lark. Upper parts in general pinkish-brown, this pinkish or vinaceous or liliaceous…
"Shore Lark or Horned Lark. Upper parts in general pinkish-brown, this pinkish or vinaceous or liliaceous…
Skadi is a giantess and daughter of Thiassi who was killed while chasing Loki because of a trick. Skadi…
"Cylinders showing piston in place and connected to crankshaft. Gasoline vapor is exploded in the cylinders.…
An illustration of a boy sitting on the ground leaning against an apple tree with a large apple laying…
An illustration of a girl sitting in a chair resting against the back with a doll laying at her feet.
An illustration of a queen and king surrounded by a group of people and dogs running around their feet.
An illustration of the common marshmallow, flower (a), and fruit (b). Althaea officinalis (Marshmallow,…
The dandy horse is a two wheeled vehicle propelled by the rider pushing with his feet on the ground.
Proboscidea is a genus of flowering plant in the family Martyniaceae, some of whose species are known…
A (Motacilla alba) or White Wagtail (upper) and a (Motacilla flava) Yellow Wagtail (lower) sitting on…
"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…
"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;…
"In the palmate or ordinary webbed foot, all the front toes are united by ample webs." Elliot Coues,…
"...one or both webs may be so deeply incised, that is, cut away, that the palmation is practically…
"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…
"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…
"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…
"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…