 MIGRATION OF BIRDS. Dr. Schinz, Secretary to the Provincial Society of Zurich, has endeavoured to discover the laws according to which the birds of Europe are distributed over our continent. The country in which the bird produces its.- young is considered...  The Edinburgh Philosophical Journal - الصفحة 3861825عرض كامل - لمحة عن هذا الكتاب
 | William Gifford, Sir John Taylor Coleridge, John Gibson Lockhart, Whitwell Elwin, William Macpherson, William Smith, Sir John Murray (IV), Rowland Edmund Prothero (Baron Ernle) - 1832 - عدد الصفحات: 626
...alluded to. The nearer we approach the poles, the more do we find the species proper to those regions, and the fewer are the foreign species which make their appearance. Greenland has not a single Inwl of passage, that is to say, none which has not been produced in that country ; Iceland has only... | |
 | Monthly literary register - 1823 - عدد الصفحات: 586
...distributed. The country, in which the bird produces young, is considered its proper one. The nearer the Poles, the more do we find peculiar, or stationary birds, and the fewer are the foreign species that appear. Greenland has not one bird of passage : Iceland has only one, which remains during the... | |
 | 1825 - عدد الصفحات: 440
...endeavoured to discover the laws, according to which tlie birds of Europe are distributed ovefiftfr Continent The country in which the bird produces its...remains during winter, and leaves it in spring, for atjll more northern countries. Sweden and Norway have alreaicJy more birds of passage, and we find... | |
 | 1826 - عدد الصفحات: 490
...interstices in a full plenum? or hew, in such a plenum, any portion of matter can be thrust from its place ? MIGRATION OF BIRDS. DR. SCHINZ, secretary to the Provincial...proportion as we advance towards the centre of Europe. In the intertropical countries no bird emigrates ; to the north they all emigrate. The propagation... | |
 | Perry Fairfax Nursey - 1827 - عدد الصفحات: 588
...necessary for forming a series into a volume, folded up like a backgammon board." CORRIIPONDENCE, ETC. MIGRATION OF BIRDS. Dr. Schinz, Secretary to the Provincial...proportion as we» advance towards the Centre of Europe. In the intertropical countries no bird emigrates ; to the north they all emigrate The propagation of... | |
 | 1827 - عدد الصفحات: 600
...forming a series into a volume, folded M>¿ like a backgaumv г COItRKSl'OMDEÎJCE, ETC. MIGRATION OP BIRDS. Dr. Schinz, Secretary to the Provincial Society...proportion as we advance towards the centre of Europe. In the intertropical countries no bird emigrates ; to the north they all emigrate The propagation of... | |
 | William Gifford, Sir John Taylor Coleridge, John Gibson Lockhart, Whitwell Elwin, William Macpherson, William Smith, Sir John Murray (IV), Rowland Edmund Prothero (Baron Ernle) - 1832 - عدد الصفحات: 614
...alluded to. The nearer we approach the poles, the more do we find the species proper to those regions, and the fewer are the foreign species which make their...appearance. Greenland has not a single bird of passage, that is to say, none which has not been produced in that country ; Iceland has only one, which remains... | |
 | William Gifford, Sir John Taylor Coleridge, John Gibson Lockhart, Whitwell Elwin, William Macpherson, William Smith, Sir John Murray (IV), Rowland Edmund Prothero (Baron Ernle) - 1832 - عدد الصفحات: 618
...alluded to. The nearer we approach the poles, the more do we find the species proper to those regions, and the fewer are the foreign species which make their...appearance. Greenland has not a single bird of passage, that is to say, none which has not been produced in that country ; Iceland has only one, which remains... | |
 | Robert Walsh, Eliakim Littell, John Jay Smith - 1832 - عدد الصفحات: 648
...approach the poles, the more do we find the species proper to those regions, and the fewer are ihe foreign species which make their appearance. Greenland has not a single bird of passage, that s to say, none which has not been produced in that country ; Iceland has only one, which remaini... | |
 | 1825 - عدد الصفحات: 500
...perhaps not be able to procure a fresh supply. — Dr. Joh. Barth. Trommsdorf. Erfurt, March 1, 1825. MIGRATION OF BIRDS. Dr. Schinz, secretary to the Provincial...proportion as we advance towards the centre of Europe. In the intertropical countries no bird emigrates ; to the north they all emigrate. The propagation... | |
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