A Manual of Zoology

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Renshaw, 1856 - Zoology - 503 pages
 

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Page 383 - Amidst their pious occupations, they viewed with a curious eye the common dress of the Chinese, the manufactures of silk, and the myriads of silk-worms, whose education (either on trees or in houses) had once been considered as the labor of queens.
Page 383 - Persian monks than the love of their country : after a long journey, they arrived at Constantinople, imparted their project to the emperor, and were liberally encouraged by the gifts and promises of Justinian. To the historians of that prince, a campaign at the foot of mount Caucasus has seemed more deserving of a minute relation than the labours of these missionaries of commerce...
Page 433 - On looking into the water it was found to be quite obscured by the moving masses of Entomostraca, which rendered it impossible to see anything even a few inches below the surface ; but if a clear spot is obtained, so as to allow the observer to get a view of the bottom, immense shoals of cod-fish are seen swimming lazily about, and devouring their minute prey in great quantities. Occasionally small shoals of herring are seen pursuing them with greater agility.
Page 383 - Caucasus has seemed more deserving of a minute relation than the labours of these missionaries of commerce, who again entered China, deceived a jealous people by concealing the eggs of the silk-worm in a hollow cane, and returned in triumph with the spoils of the East. Under their direction, the eggs were hatched at the proper season by the artificial heat of dung; the worms were fed with mulberry leaves; they lived and laboured in a foreign climate; a sufficient number of butterflies was saved to...
Page 383 - They soon discovered that it was impracticable to transport the short-lived insect, but that in the eggs a numerous progeny might be preserved and multiplied in a distant climate. Religion or interest had more power over the Persian monks...
Page 383 - China in the education of these insects and the manufactures of silk, in which both China and Constantinople have been surpassed by the industry of modern Europe. I am not insensible of the benefits of elegant luxury ; yet I reflect with some pain, that if the importers of silk had introduced the art of printing, already practised by the Chinese, the comedies of Menander and the entire decades of Livy would have been perpetuated in the editions of the sixth century.
Page 441 - ... that they could be examined at any time by means of a common magnifying glass ; they were taken May 1st, and on the night of the 8th, the author had the satisfaction to find that two of them had thrown off their cxuvia, and wonderful to say, were firmly adhering to the bottom of the vessel and changed into young Barnacles...
Page 186 - Both of these are again divided into sub-kingdoms, the sub-kingdoms into classes, the classes into orders, the orders into families, the families into genera, and the genera into species.
Page 163 - This is seemingly not effected by any sound, but by touching each other with their heads or antennae, for on this being done, thousands will crowd to the point of danger. In the obstinate wars which one colony of ants will sometimes carry on against another, individual ants have been seen thus to give such signals as to change the route of a whole army ; and...
Page 105 - ... passes obliquely from a rarer into a denser medium, as from air into water, it is then urged out of the straight line, and appears as if it had been suddenly bent. For this reason a straight rod or stick, when immersed in water, appears to be broken at the surface of the water ; and the portion immersed seems to be bent upwards.

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