Darwinism and Other EssaysMacmillan and Company, 1879 - 283 páginas |
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Página 12
... eggs were all to become adult cod- fishes , and the multiplication were to continue at this rate for three or four years , the ocean would not afford room for the species . Yet we have no reason I 2 [ I. DARWINISM VERIFIED .
... eggs were all to become adult cod- fishes , and the multiplication were to continue at this rate for three or four years , the ocean would not afford room for the species . Yet we have no reason I 2 [ I. DARWINISM VERIFIED .
Página 13
John Fiske. room for the species . Yet we have no reason to sup- pose that the race of codfishes is actually increasing in numbers to any notable extent . With the cod- fish , as with animal species in general , the numbers during many ...
John Fiske. room for the species . Yet we have no reason to sup- pose that the race of codfishes is actually increasing in numbers to any notable extent . With the cod- fish , as with animal species in general , the numbers during many ...
Página 23
... reason for assigning to the one kingdom as to the other . All this com- plicated arrangement of organisms in groups within groups , resembling each other at the bottom of the scale , and differing most widely at the top , is just what ...
... reason for assigning to the one kingdom as to the other . All this com- plicated arrangement of organisms in groups within groups , resembling each other at the bottom of the scale , and differing most widely at the top , is just what ...
Página 25
... reason why this should be so , unless the contemporary mar- supials are descended from the earlier forms . cannot be urged that marsupials are better adapted to the conditions of life in Australia than placental mammals ; for the ...
... reason why this should be so , unless the contemporary mar- supials are descended from the earlier forms . cannot be urged that marsupials are better adapted to the conditions of life in Australia than placental mammals ; for the ...
Página 28
... reason for supposing that more than one form out of a hundred has been preserved , and partly to the fact that only a small portion of the earth's surface has been explored by the palæonto- logist , and that portion but superficially ...
... reason for supposing that more than one form out of a hundred has been preserved , and partly to the fact that only a small portion of the earth's surface has been explored by the palæonto- logist , and that portion but superficially ...
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