The Philosophy of Zoology: Or, A General View of the Structure, Functions, and Classification of Animals, כרך 2

כריכה קדמית
A. Constable, 1822 - 5 עמודים
"In preparing this work for the public, the writer was chiefly influenced by a desire to collect the truths of Zoology within a small compass, and to render them more intelligible, by a systematical arrangement. He is not aware that there exists any work in the English language, in which the subject, in its different bearings, has been illustrated in a philosophical manner, or to which a student of Zoology could be referred, as a suitable introduction to the science. There are not wanting, it is true, many disquisitions of great value, on particular departments of the physiology and classification of Animals. But the writings of these naturalists, and others which have been noticed in the body of the work, are not only rare, but expensive; so that the task of investigating the facts which have been established, or the theories which have been proposed, can scarcely, in ordinary circumstances, be entered upon. The want, indeed, of such an introduction to the study of the Animal Kingdom, as should serve as an index to the doctrines on which the classification is founded, has frequently been the subject of regret, and may probably be considered as the origin of that indifference to the science which is but too apparent in this country. This work aims to provide such an introduction by providing a view of the structure, functions, and classification of animals"--Preface.
 

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עמוד 618 - O Lord, how manifold are thy works ! in wisdom hast thou made them all: the earth is full of thy riches. So is this great and wide sea, wherein are things creeping innumerable, both small and great beasts.
עמוד 618 - Thou hidest thy face, they are troubled : thou takest away- their breath, they die, and return to their dust. Thou sendest forth thy spirit, they are created : and thou renewest the face of the earth.
עמוד 129 - At the height of the vogue for 'second Spiras', at the end of the seventeenth and beginning of the eighteenth centuries, the...
עמוד 439 - ... they came in contact, and when sticking to the sides of the basin, the shell might easily be withdrawn from the animals. They had the power of completely withdrawing within the shell, and of leaving it entirely. One individual quitted its shell, and lived several hours, swimming about, and showing no inclination to return into it; and others left the shells, as he was taking them up in the net.
עמוד 7 - He causeth the grass to grow for the cattle, and herb for the service of man: that he may bring forth food out of the earth...
עמוד 304 - Put your hook into his mouth, which you may easily do from the middle of April till August, and then the frog's mouth grows up, and he continues so for at least six months without eating...
עמוד 347 - There is also an equal number of internal openings, seen in the lower part of this last figure, leading into a tube, the lower end of which is closed, and the upper terminates by a fringed edge in the oesophagus. The water which is received by the seven lateral openings, enters at one side, and after it has acted upon the gills, passes round the projecting membranes. The greater part makes its exit by the same orifices; but a portion escapes into the middle tube, and thence passes, either into the...
עמוד 35 - The swallow," says Dr. Fleming, in his Philosophy of Zoology, "about whose migrations so many idle stories have been propagated and believed, departs from Scotland about the end of September, and from England about the middle of October. In the latter month, M. Adanson observed them on the shores of Africa after their migrations from Europe. He informs us, however, that they do not build their nests in that country but only come to spend the winter. M. Prelong has not only confirmed the observations...
עמוד 68 - He first loses the rigidity of his members, and then makes profound respirations, but at long intervals. His legs begin to move ; he opens his mouth, and utters rattling and disagreeable sounds. After continuing this operation for some time, he opens his eyes, and endeavours to raise himself on his legs.
עמוד 43 - ... eighteen hours light, this would make seventy-five miles an hour. It is probable, however, that he neither had so many hours of light in the twenty-four to perform the journey, nor that he was...

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