"Certhiola flaveola. Honey Creeper. Dark brown above; long superciliary line and under parts dull white;…
"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…
"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;…
"Carpodacus purpureus. Purple Finch (better Crimson Finch). Rose-red, paler below, insensibly whitening…
"Bill small, short, straight, very acute, more or less compressed, the lateral outlines usually a little…
"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,…
"Rhynchophanes maccowni. Black-breasted Longspur. Bay-winged Longspur. Upper parts slate-gray, streaked…
"Ammodramus. Seaside Sparrow. Bill remarkably slender and lengthened for this family, with culmen toward…
"Zamelodia. Song Grosbeak. Bill extremely heavy, with the lower mandible as deep as the upper or deeper,…
"Zamelodia melanocephala. Black-headed Song Grosbeak. Adult male with the crown, sides of head, back,…
"Guiraca. Blue Grosbeak. Bill Commissure strongly angulated far beyond base, with deep under mandible…
"Guiraca caerulea. Blue Grosbeak. Adult male: Rich dark blue, nearly uniform, but darker or blackish…
"Fig. 62 Skull of common fowl, enlarged. from nature by Dr. R.W. Shufeldt, U.S.A. The names of bones…
"Passerina cyanea. Indigo Painted Finch. Indigo-bird. Adult male: Indigo-blue, intense and constant…
"Picicorvus. American Nutcracker. General characteristics of the European Nucifraga. Bill slenderer,…
"Myiarchus crinitus. Great Crested Flycatcher. Decidedly olivaceous above, a little browner on head,…
"Chordediles poptue. Night-hawk. Bull-bat. Above, mottled with black, brown, gray and tawny, the former…
"Chordediles poptue. Night-hawk. Bull-bat. Above, mottled with black, brown, gray and tawny, the former…
Alcedo Ispida. European Kingfisher. Small bird, upper parts blue-green; under parts orange; rump and…
"Ceryle alcyon. Belted Kingfisher. Upper parts, broad pectoral bar, and sides under the wings, dull…
Albrecht Meyer on right sketches plants for the De Historia Stirpium published in 1542. Heinrich Füllmaurer,…
"An expression of great massiveness is the main characteristics of this Florentine style, which was…
"Picus major. European Spotted Woodpecker. Bill more or less nearly equal to head in length, stout,…
"Those palaces which like the back of the Strozzi Place are constucted of dressed blocks with a less…
"Campephilus principalis. Ivory-billed Woodpecker. Glossy blue-black; a stripe down side of neck, one…
"Picoïdes. Three-toed Woodpeckers. Three-toed: the hallux (1st toe) absent, the 4th toe reversed…
"Melanerpes formicivorus bairdi. Californian Woodpecker. Glossy blue-black; rump, bases of all the quills,…
"Strix nebulosa. Barred Owl. Hoot Owl. American Wood Owl. Toes fully feathered, nearly or quite to the…
"Falco mexicanus. American Lanner Falcon. Prairie Flacon. A medium-sized species, distinguished from…
"Falco mexicanus. American Lanner Falcon. Prairie Flacon. A medium-sized species, distinguished from…
"Besides the walls and ceilings of the interior, the façades were frequently decorated with sculptured…
"Besides the walls and ceilings of the interior, the façades were frequently decorated with sculptured…
"Archibuteo lagopus sancti-johannis. American Rough-legged Buzzard. "Black Hawk" Adult: Too variable…
An Osprey catching a fish. "Pandion haliaetus. Fish Hawk. Osprey. Adult. dark vandyke- brown, blackening…
"Cupidonia. Tarsi scant-feathered to the toes in front and on sides, bare on a strip behind; toes extensively…
"Lagopus albus. Willow Grouse. Willow Ptarmigan. Bill very stout and convex, its depth at base as the…
"Lagopus albus. Willow Grouse. Willow Ptarmigan. Bill very stout and convex, its depth at base as the…
"Orortyx picta. Plumed Partridge. Mountain Quail. Back, wings and tail olive-brown, the inner secondaries…
"Haematopus. Oyster-catcher. Bill peculiar - longer than tarsus, twice as long as head, constricted…
"Strepsilas interpres. Turnstone. Brant Bird. Calico-back. Pied above with black, white, brown, and…
The Palazzo Pitti, in English sometimes called the Pitti Palace, is a vast mainly Renaissance palace…
"Philohela. American Woodcock. First three primaries emarginate, attenuate and falcate, abruptly shorter…
"The post-oral arches of the house martin, at middle of period of incubation, lateral view, X14 diameters.…
"Calidris arenaria. Sanderling. Ruddy "Plover". Adult in summer: Entire upper parts and neck all round…
"Eurynorhynchus pygmaeus. Spoon-billed Sandpiper. General appearance of a stint, and size little greater.…
"Symphemia semipalmata. Semipalmated Tattler. Willet. Adult in summer: Upper parts ashy, confoundedly…
"Symphemia semipalmata. Semipalmated Tattler. Willet. Adult in summer: Upper parts ashy, confoundedly…
"Machetes pugnax. Ruff. Reeve. Combatant. Gambetta. Varied above with black, brown, buff and chestnut,…
"Numenius arquatus. Eurasian Curlew. European Curlew. Bill of very variably length, always longer than…
"Parra. Jacanas. Bill plover-like, contracted in continuity, enlarged terminally; with culmen depressed…
"Gallinula. Gallinules. Water Hens. Mud Hens. Bill not longer than head, stout at base, tapering, compressed,…
"Phoinikopteros ruber. American Red Flamingo. Adult: Plumage scarlet, the primaries and most of the…
"Anus boscas. Mallard. Wild or Domestic Duck. Green-head. Bill greenish-yellow. Feet orange-red. Iris…
"Anus boscas. Mallard. Wild or Domestic Duck. Green-head. Bill greenish-yellow. Feet orange-red. Iris…
"Cygynus. White Swans. Neck of extreme length. Trachea normally entering sternum. Bill tuberculate or…