"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…
"Picus borealis. Red-Cockaded Woodpecker. Body spotted and crosswise banded, but not streaked. Head…
"Picus scalaris nutalli. Nuttall's Woodpecker. Similar; rather larger' more white, this prevailing on…
"Picus villosus. Hairy Woodpecker. Spotted and lengthwise streaked, but not banded. Usually 9-10 long;…
"Picoïdes. Three-toed Woodpeckers. Three-toed: the hallux (1st toe) absent, the 4th toe reversed…
"Sphyropicus varius. Yellow-bellied Woodpecker. Male: Crown crimson, bordered all around with black;…
"Centurus carolinus. Red-bellied Woodpecker. Whole crown and nape scarlet in the male; nape only so…
"Melanerpes erythrocephalus. Red-headed Woodpecker. Tricolor. Adult: Beautifully tricolor with "the…
"Asyndesmus torquatus. Lewis' Woodpecker. Lared Woodpecker. Adult: Upper parts, including wings and…
"Asyndesmus torquatus. Lewis' Woodpecker. Lared Woodpecker. Adult: Upper parts, including wings and…
"Colaptes auratus. Golden-winged Woodpecker. Pigeon Woodpecker. Flicker. Yucker. High-holder. Back and…
"Conuropsis carolinensis. Carolina Parroquet. Green; head yellow; face red; bill white; feet flesh-color;…
"Conuropsis carolinensis. Carolina Parroquet. Green; head yellow; face red; bill white; feet flesh-color;…
"Birds of Prey" are birds who hunt for their food (other animals or meat) in flight. When they find…
"Bubo virginianus. Great Horned Owl. Hoot Owl. Cat Owl. Distinguished by its large size and conspicuous…
"Strix nebulosa. Barred Owl. Hoot Owl. American Wood Owl. Toes fully feathered, nearly or quite to the…
"Surnia funerea. American Hawk Owl. Day Owl. Bill and eyes yellow; claws brownish-black. Upper parts…
"Nyctala - Saw-whet Owls. Skull and ear-parts highly unsymmetrical, the the latter of great size, and…
"Michel-Angelo assumed such considerable and prominent position by his genius and authority, that his…
"Elanoides forficatus. Swallow-tailed Kite. Adult: Head, neck, band on rump, and entire under parts,…
Two Swallow-tail and One Mississippi Kite. "Ictinia subcaerulea. Mississippi Kite. General plumage plumbeous…
"Accipiter fuscus. Sharp-shinned Hawk. "Pigeon" Hawk. Above, dark plumbeous, slate-color, or bluish-gray,…
"Accipiter fuscus. Sharp-shinned Hawk. "Pigeon" Hawk. Above, dark plumbeous, slate-color, or bluish-gray,…
"Ideal plan of the double-ringed body of a vertebrate. N, neural canal; H, haemal canal; the body separating…
"Fig 55. - Actual section of the body in the thoracic region of a bird. N, neural canal; H, haemal canal;…
"Astur atricapillus. American Goshawk. Blue Hen Hawk (adult). Chicken Hawk (young). Adult: Above, dark…
"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…
"Falco peregrinus. Peregrine Falcon. Duck Hawk. Great-footed Hawk. A medium-sized falcon, about as large…
"Falco peregrinus. Peregrine Falcon. Duck Hawk. Great-footed Hawk. A medium-sized falcon, about as large…
Falco tinnunculus. Common Kestral. This bird is a European bird of prey. Plumage on upperside, chestnut-brown…
"Falco sparverius. Rusty-crowned Falcon. Sparrow Hawk. Adults: Crown ashy-blue, with a chestnut patch,…
"Polyborus auduboni. Common Caracara. General color blackish, the throat, neck all around, and more…
"Buteo borealis. Red-tailed Buzzard. "Hen Hawk". Upper surface of tail rich chestnut, with white tip…
"Archibuteo lagopus sancti-johannis. American Rough-legged Buzzard. "Black Hawk" Adult: Too variable…
"Haliaetus leucocephalus. White-headed Sea Eagle. "Bald Eagle." "Bird of Washington". Adult: Dark brown;…
An Osprey catching a fish. "Pandion haliaetus. Fish Hawk. Osprey. Adult. dark vandyke- brown, blackening…
"Pseudogryphus californianus. California Condor. Adult: Blackish, the feathers with browner tips or…
"Cathartes aura. Turkey Buzzard. Blackih-brown, grayer on the wing-coverts; quills black, ashy-gray…
"Catharista atrata. Black Vulture. Carrion Crow. Adult: Entire plumage, including skin of head, and…
"Ectopistes migratorius. Passenger Pigeon. Wild Pigeon Adult: Upper parts, including head all around,…
"Canace canadensis. Canada Grouse. Spotted Grouse. Spruce Grouse. Spruce "Partridge." Adult: Head smooth,…
"Pediaecetes phasianellus Columbianus. Common Sharp-tailed Grouse. Upper parts closely and pretty evenly…
"Details of Engyptila albifrons (White-fronted Dove); head and foot natural size; wing and tail reduced.
Les Invalides in Paris, France, is a complex of buildings in the city's 7th arrondissement containing…
"Bonasa umbella. Ruffed Grouse. "Partridge;" "Pheasant;" Above, variegate reddish- or grayish-brown,…
"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…
"Bonasa umbella. Ruffed Grouse. "Partridge;" "Pheasant;" Above, variegate reddish- or grayish-brown,…
"Fig 66 - Head of a chick, second stage, after five days of incubation, section in profile; x6 diameters.…
"Orortyx picta. Plumed Partridge. Mountain Quail. Back, wings and tail olive-brown, the inner secondaries…
"Lophortyx gambeli. Gambel's Partridge. Arizona Quail. Male: Without white loral line; forehead black…
"Lophortyx californica. Californian Partridge. Valley Quail. Male: With a small white line from bill…
"Cyrtonyx massena. Massena Partridge. Male: Upper parts intimately waved with black and reddish-brown…
"Squatarola helvetica. Swiss Plover. Black-bellied Plover. Bull-head Plover. Whistling Field Plover.…
"Squatarola. Four-toed Plover. A small but distinct hind toe, contrary to the rule in this family. Tail…
English Pheasant. Common Pheasant. Phasianus colchicus. Adult plumage: Maroon breast, orangey flanks,…
"Lagapus. The densely-feathered feet resemble those of rabbits. No particular feathers on head or neck.…