. Key to North American birds. Containing a concise account of every species of living and fossil bird at present known from the continent north of the Mexican and United States boundary, inclusive of Greenland and Lower California, with which are incorporated General ornithology: an outline of the structure and classification of birds; and Field ornithology, a manual of collecting, preparing, and preserving birds. Birds; Birds. ABDEinjE — ABDEIN^ : HEBONS. 657 Always white. Adult with decomposed recurved feathers on back Qarzetta Ashy-blue, white below. Bill longer than tarsus Hydranassa Leng
. Key to North American birds. Containing a concise account of every species of living and fossil bird at present known from the continent north of the Mexican and United States boundary, inclusive of Greenland and Lower California, with which are incorporated General ornithology: an outline of the structure and classification of birds; and Field ornithology, a manual of collecting, preparing, and preserving birds. Birds; Birds. ABDEinjE — ABDEIN^ : HEBONS. 657 Always white. Adult with decomposed recurved feathers on back Qarzetta Ashy-blue, white below. Bill longer than tarsus Hydranassa Length 30, not 36 inches. Blue or white. Tarsus twice as long as middle toe. Bill shorter than tarsus . Dichromanassa Length 36 or more. Entirely white ; no crest; long decomposed feathers on back Berodias Length 42 or more; of dark varied colors, or white ; crested, without dorsal plumes . Ardea 60. Subfamily ARDEIN/E: True Herons. Tail-feathers 13 (in all N. Am. genera), broad and stiff- ish. Powder-down tracts 3 pairs. Tibise naked below. Outer toe not shorter than in- ner. Claws moderate, curved. (Embracing most of the spe-- cies of the family, and all our species excepting the Bit- terns.) AR'DEA. (Lat. ardea, a heron.) Great Herons. Of largest size. Neck and legs very long, former well feath- ered all around. Tibiae exten- sively denuded below. Tarsus longer than middle toe and daw. Outer lateral toe longer than inner. Bill shorter than tarsus, equal to or longer than middle toe and claw. Colors dark and varied, exceptionally white; back without length- ened loosened plumes; scapu- lars lanceolate, lengthened, but not loosened; lower fore-neck with lengthened feathers' head crested, in breeding season with two long, slender, flowing, oc- cipital plumes. Sexes alike; young similar, but lacking all lengthened feathers. Dichro- matic. (Genera 258-263 should be reduced to subgenera of Ardea.) 261 258 257. Fig. 457. Audubon. -Great Blue Heron, greatly reduced. (Prom Tenney, afte
Size: 1295px × 1931px
Photo credit: © Central Historic Books / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1890, booksubjectbirds, bookyear1894
