. The natural history of the cranes. Cranes (Birds). Steenijm and Tkachba of Stanlbi Okanb. Qrus vwgo. The Saras Crane of India, Q. antigone, I am fortunate in having had an opportunity of dissecting. The subject of my post mortem investigation was an old male that died in the Zoological Gardens, Regent's Park, in 1879. In this species the convolutions of the trachea are carried out to a much greater extent. In the adult the keel of the sternum is formed of two vertical plates, with an interval varying from an inch to half an inch between them. This is partly filled with cancellated, spongy ce
. The natural history of the cranes. Cranes (Birds). Steenijm and Tkachba of Stanlbi Okanb. Qrus vwgo. The Saras Crane of India, Q. antigone, I am fortunate in having had an opportunity of dissecting. The subject of my post mortem investigation was an old male that died in the Zoological Gardens, Regent's Park, in 1879. In this species the convolutions of the trachea are carried out to a much greater extent. In the adult the keel of the sternum is formed of two vertical plates, with an interval varying from an inch to half an inch between them. This is partly filled with cancellated, spongy cells, in which the trachea is embedded, gradually becoming more and more convoluted as the bird advances in age. The engraving shows the left side of the keel cut. Steknum and Teacdia of Sabas Obane. Qrus anUgone. away, with the trachea curled up within it. It may be noticed that there are four folds of the windpipe contained within the keel, whereas there are only two in the Stanley Crane. For the voice of this Crane I may quote Col. Tickell, who writes : " One of my party having shot a female near the camp, I was distressed throughout the night by hearing the wailing, trumpet tones of the bereaved male calling fruitlessly for the ; The Sandhill Crane of North America [Q. canadensis) has been described as having no convolutions of the trachea within the sternum; but Mr. T. S. Roberts, writing in the American Naturalist, 1880, has shown, by the dissection of several specimens, that this view is incorrect, the error possibly M 2. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Blyth, Edward, 1810-1873; Tegetmeier, W. B. (William Bernhard), 1816-1912. [London] Pub. for the author by H. Cox [etc. ]
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