"Simorhynchus pygmaeus. Whiskered Auk. Red-nosed Auk. Bill (dry) orange-red, more salmon color or yellow…
"Simorhynchus pygmaeus. Whiskered Auk. Red-nosed Auk. Bill very small and weak, much compressed. No…
"Ortyx virginiana. Virginia Partridge or "Quail". Bobwhite. Male: Forehead, superciliary line, and throat,…
"Ortyx virginiana. Virginia Partridge or "Quail". Bobwhite. Male: Forehead, superciliary line, and throat,…
"Crown and nape, with chin and throat, black, separated by white sides of the head. Upper parts brownish-ash,…
"Upper part ashy-gray, with scarcely a shade, and only on the rump, under parts similarly grayish-white,…
"Loxai curvirostra. American Red Crossbill. Red; wings and tail blackish, without white markings. Middle…
"Loxia leucoptera. White-winged Crossbill. Rosy-red, sometimes carmined or even crimsoned, obscured…
"Geococcyx californianus. Ground Cuckoo. Chaparral Cock. Road Runner. Snake Killer. Paisano. Most of…
"Geococcyx californianus. Ground Cuckoo. Chaparral Cock. Road Runner. Snake Killer. Paisano. Most of…
"Leucosticte tephrocotis. Swainson's Rosy Finch. Gray-crowned Rosy Finch. Sexes similar. Adult in breeding…
"Colaptes auratus. Golden-winged Woodpecker. Pigeon Woodpecker. Flicker. Yucker. High-holder. Back and…
"Sturnella magna. Field Lark. Old-field Lark. Meadow Lark. The colors, as above described, rich and…
"- a, head of a (Polioptila nigriceps) Black-capped Gnat-catcher. b, head of a(Polioptila caerulea)…
"Bonasa umbella. Ruffed Grouse. "Partridge;" "Pheasant;" Above, variegate reddish- or grayish-brown,…
"Canace canadensis. Canada Grouse. Spotted Grouse. Spruce Grouse. Spruce "Partridge." Adult: Head smooth,…
"Bonasa umbella. Ruffed Grouse. "Partridge;" "Pheasant;" Above, variegate reddish- or grayish-brown,…
"Pediaecetes phasianellus Columbianus. Common Sharp-tailed Grouse. Upper parts closely and pretty evenly…
"Uria grylle. Black Guillemots. Bill much shorter than head, about equal to tarsus, straight, rather…
"Cupidonia cupido. Pinnated Grouse. Prairie Hen. Above, variegated with black, brown, tawny, or ochrey,…
"Tantalops loculator. American Wood Stork. Wood Ibis. Colorado Turkey. Plumage white, the wing-quills,…
"Pica. rustica hudsonica. Lustrous black, with green, purple, violet, and even golden iridescence, especially…
"Picicorvus. American Nutcracker. General characteristics of the European Nucifraga. Bill slenderer,…
"The colours in Sitta caesia, (Nuthatch) which ranges over nearly all the Palaearctic and Indian Regions,…
"Strix nebulosa. Barred Owl. Hoot Owl. American Wood Owl. Toes fully feathered, nearly or quite to the…
"Speotyto cunicularia hypogae'a. Burrowing Owl. Adult: Above, dull grayish-brown, profusely spotted…
"Bubo virginianus. Great Horned Owl. Hoot Owl. Cat Owl. Distinguished by its large size and conspicuous…
"Aluco flammeus pratincola. Barn Owl. above, including upper surfaces of wings and tail, tawny, fulvous,…
"Aluco flammeus pratincola. Barn Owl. above, including upper surfaces of wings and tail, tawny, fulvous,…
"Lophortyx californica. Californian Partridge. Valley Quail. Male: With a small white line from bill…
"Coturnix. Bill smaller and much slenderer than that of any of the foregoing genera of Odontophorinae;…
"Panurus biarmicus, the "Bearded Tit" or "Reed-Pheasant" plumage is orange-brown above, with grey crown…
"Lagopus leucurus. White-tailed Ptarmigan. Rocky Mountain Snow Grouse. Male and Female in winter: Entirely…
"Cyrtonyx massena. Massena Partridge. Male: Upper parts intimately waved with black and reddish-brown…
"Orortyx picta. Plumed Partridge. Mountain Quail. Back, wings and tail olive-brown, the inner secondaries…
"Rallus longirostris crepitans. Clapper Rail. Salt-water Marsh-hen. Mud-hen. Above, variegated with…
"Upper parts olivaceous-ash, wings and tail darker, edged with the color of the back, or even a brighter…
"Head not crested. Wings and tail rounded, of approximately equal lengths, and about as long as the…
"Parus major, the Great Titmouse, are olive, brown, or grey, varied with black, white, chestnut, or…
"Entire upper parts ashy, the back usually with a slight olivaceous shade, the wings and tail rather…
"Symphemia semipalmata. Semipalmated Tattler. Willet. Adult in summer: Upper parts ashy, confoundedly…
"Symphemia semipalmata. Semipalmated Tattler. Willet. Adult in summer: Upper parts ashy, confoundedly…
"Picus pubescens. Downy Woodpecker. Usually 6-7 long; outer tail-feathers barred with black and white.…
"Picus borealis. Red-Cockaded Woodpecker. Body spotted and crosswise banded, but not streaked. Head…
"Carolina Wren. Upper parts uniform reddish-brown, brightest on the rump, where are concealed whitish…