Lictors were guards of magistrates who carried fasces to show power to execute. Two men, one young,…
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…
"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 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;…
Aerial (top) view of Barn Swallow's bill "Hirundo horreorum. Barn Swallow. Bill of moderate size for…
Side view of the Barn Swallow's claw. "Hirundo horreorum. Barn Swallow. Tarsi shorter than middle toe…
"Right pectoral arch of a bird. s, scapula; c, coracoid; gl, glenoid, the cavity for head of humerus;…
"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…
"Pinicola enucleator. Pine Grosbeak. Light carmine or rosy-red, feathers of back with dusky centres;…
"Fig 56 - Axial skeleton, minus the skull, of an owl, Asio wilsonianus, life size; from nature by Dr.…
"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…
"Astragalinus lawrencii. Lawrence's Goldfinch. Gray, more or less tinged with yellowish, whitening on…
"Plectrophanes nivalis. Snow Bunting. Snowflake. Pure white; the bill, feet, middle of back, scapulars,…
"Passerculs bairdi. Baird's Savanna Sparrow. Inner secondaries less elongated, rarely equaling the primaries…
Thalictrum is a genus of 120-200 species of flowering plants in the family Ranunculaceae. The common…
"Pooecetes gramineus. Grass Finch. Bay-winged Bunting. Vesper-bird. Above, grayish-brown, closely and…
"Coturniculus passerinus. Yellow-winged Sparrow. Quail Sparrow. Grasshopper Sparrow. Edge of wing conspicuously…
"Ammodramus maritimus. Seaside Finch. Olive-gray, obscurely streaked on back and crown with darker and…
"Melospiza palustris. Swamp Song Sparrow. Crown bright chestnut, blackening on forehead, the red cap…
"Amphispiza bilineata. Black-throated Sparrow. Black-faced Sage Sparrow. face, chin, and throat sharply…
"Chondestes grammica. Lark Sparrow. Lark Finch. Head variegated with chestnut, black, and white; crown…
"Junco hiemalis. Eastern Snow-bird. Black Snow-bird. Blackish-ash, below abruptly pure white from the…
"Spizella domestica. Chipping Sparrow. Chipping Bird or Chippy. Hair-bird. Bill black; feet pale; crown…
"Spizella domestica. Chipping Sparrow. Chipping Bird or Chippy. Hair-bird. Bill black; feet pale; crown…
"Zonotrichia albicollis. White-throated Crown Sparrow. Peabody-bird. Crown black divided by a median…
"Zonotrichia albicollis. White-throated Crown Sparrow. Peabody-bird. Crown black divided by a median…
Carcinus maenas is a common littoral crab, and an important invasive species. It is listed among the…
This is a plan of the Parliament House in Budapest, Hungary. It is an example of Modern Architecture.…
An illustration of melica grass; "2, The panicle. a, a spikelet; b, the empty glumes; c, a flowering…
"Spiza americana. Black Throated Bunting. Above, grayish-brown, the middle of the back streaked with…
"Zamelodia melanocephala. Black-headed Song Grosbeak. Adult male with the crown, sides of head, back,…
"Guiraca caerulea. Blue Grosbeak. Adult male: Rich dark blue, nearly uniform, but darker or blackish…
"Fig. 53 shows the lobate foot of a coot. In the lobate foot, a paddle results not from connecting webs,…
"Fig. 53 bis - shows the lobate foot of a phalarope. In the lobate foot, a paddle results not from connecting…
"Fig. 62 Skull of common fowl, enlarged. from nature by Dr. R.W. Shufeldt, U.S.A. The names of bones…
"Cardinalis virginianus. Cardinal Grosbeak. Cardinal Red-bird. Virginia Nightinggale. male, adult: Rich…
A Rose-breasted Grosbeak (lower) and a Northern Cardinal (upper) sit on branches among the flowers.…
The Common Mudpuppy (Necturus maculosus) is a species of aquatic salamander found throughout the northeastern…
"Dolichonyx oryzivorus. Bobolink. Meadow-wink. Skunk Blackbird (Northern States), Reed-bird (Middle…
"Icterus galbula. Baltimore Oriole. Golden Robin. Firebird. Hangnest. Adult male: Black and orange.…
"Quiscalus purpureus. Purple Crow Blackbird. Common Crow Blackbird. Purple Grackle. Of medium size,…