. Chiave per gli uccelli del Nord America. Contenente un resoconto conciso di ogni specie di uccelli viventi e fossili attualmente conosciuta dal continente a nord del confine tra Messico e Stati Uniti, compresa la Groenlandia e la bassa California, con cui sono incorporate ornitologia generale, un profilo della struttura e classificazione degli uccelli, E ornitologia di campo, un manuale di raccolta, preparazione e conservazione degli uccelli . quasi un quadrante di un cerchio ; gonys convesso, ascendente; cere corto; narici piccole, subcircolari; setole lorali leggere; super-FAL COXID.e - MIL IN.e: KITES. 655 scorie ciliari

• Collaboratore: Reading Room 2020 / Alamy Foto Stock
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. 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 . nearly a quadrant of a circle ;gonys convex, ascending; cere short; nostrils small, subcircular; loral bristling slight; super- FAL COXID.E — MIL IN.E: KITES. 655 ciliary sliield small, in oue jjiece. Wings of moderate length, ample; 3d quill longest; 2d butlittle shorter ; 1st quite short, about equal to 6th ; outer 2 emarginate on inner web, and next2 somewhat sinuate. Tail moderate, even or emarginate, the feathers broad to their obtuselyrounded ends. Feet short and stout; tarsus scantily feathered about ^ way down in front, then scutellate, for the rest reticulate; middle toe without claw about as long as tarsus; outerand middle toes connected by a basal web for whole length of basal joint of the latter; innertoe without claw shorter than the outer, with claw hunger, its claw being much larger thanthat of outer toe, reaching beyond base of middle claw. Soles broad, especially under the hindtoe, which is widely margined ; claws short, stout, much curved. A genus of two species, . Fio. 449.—Left, Mississippi Kite, J nat. siz liclit. Suallnu-t.iil.-.l Kit, -, (^From Brelim.) routined to temperate and trupicil .America; of great volitorial power, spending much of theirtime on the wing in aerial gyrations; somewhat gregarious like other 3Iilrin(r, and preyinguixin the hum])lest (juarry, especially insects and small re])tiles, often feeding from their talonsas they sail through the air, after sweeping down upon their prey and seizing it as they passwithout staying their Hight. I. inississippiensis. (Lat. of Mississippi. Fig. 44!>.) Mi.-iSissiiMi Krn:

Parole chiave associate all'immagine

• bo
• bookcentury1800
• bookdecade1890
• booksubjectbirdsnorthamerica