. La clé pour les oiseaux nord-américains. Contenant un compte rendu concis de toutes les espèces d'oiseaux vivants et fossiles à l'heure actuelle connues du continent au nord de la frontière mexicaine et des États-Unis, y compris le Groenland et la Basse-Californie, avec lesquelles sont incorporées l'ornithologie générale: Un aperçu de la structure et la classification des oiseaux; et l'ornithologie de terrain, un manuel de collecte, de préparation et de conservation des oiseaux . S/N VIBJE — GARB ULIN^: J A YS. 419 sur le ventre; la gorge avec des stries blanchâtres; ailes dusky sur les bandes intérieures. Bill et feetblack. Brun iris. Longueur 11.00-12.00; étendue. 16.50-19.0

• Contributeur: Reading Room 2020 / Alamy Banque D'Images
• ID de l’image: 2CP0KDX
• Taille du fichier: 7,2 MB (416,8 KB Téléchargement compressé)
• Autorisations: Modèle - non | Propriété - non
• Dimensions: 1664 x 1502 px | 28,2 x 25,4 cm | 11,1 x 10 inches | 150dpi

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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 . COB VIBJE — GARB ULIN^: J A YS. 419 on belly; the throat with whitish streaks; wings dusky on the inner webs. Bill and feetblack. Iris brown. Length 11.00-12.00; extent. 16.50-19.00; wing 5.50-6.00; tail about4.50 ; bill 1.33, but from 1.25-1.50; 9 smaller, duller. Kocky Mt. region ; much the sameelevated distribution as the last, but apparently rather more southerly ; decidedly gregarious, and very abundant in some places. A remarkable bird, combining the form of a crow withthe color and habits of a jay, and a peculiarly shaped bill. It roves about in noisy restlessflocks, sometimes of thousands, in search of food, which is piue seeds, especially pifiones, juni-per berries, acorns, etc. Breeds in colonies; nest in pifion pines and other evergreens, compactbut bulky, of twigs, and fibrous bark-strips well worked together; eggs 3-4, 1.25 X 0.87, greenish-white, profusely spotted with light brown and purplish ; laid iu April. 109. 346.. 27. Subfamily CARRULIN/E: Jays. ^ , ^ With the wings much shorter than or about a^-^^^^i- ^> equalling the tail, both rounded; tip of the 1, .X, ., —^^— - s^^^S^P^t^ ^-^i wine formed by the 4th-7th quills. The feet, ^~^ as well as the bill, are usually weaker than ing^iJS!/^ the true crows, and the birds are more strictlyj;^^^ arboricole, usually advancing by leaps when on%-^-vi- the ground, to which they do not habitually re-^^^^^^■I^^^^^^^^J sort. In striking contrast to most Corvina, thervi^^TSH^^^^^®^^ jays are usually birds of bright and varied colors, ^^C^fflSm^^SK^^^fi^BB^^^^feSr-^ among which blue is the

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• bookcentury1800
• bookdecade1890
• booksubjectbirds
• bookyear1896