Science, Opseg 22John Michels (Journalist) American Association for the Advancement of Science, 1893 |
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Stranica 3
... seems to be good reason for sepa- rating it from the European species , the similarity of the two forms is so great that it is only by a close examination that the structural differences become apparent . It is very possible that C ...
... seems to be good reason for sepa- rating it from the European species , the similarity of the two forms is so great that it is only by a close examination that the structural differences become apparent . It is very possible that C ...
Stranica 7
... seems certain , what were at first varieties , in the process of time , by increase of the differential characteristics , or simply by these becoming permanent , originated new species , we are , while studying the causes which favor ...
... seems certain , what were at first varieties , in the process of time , by increase of the differential characteristics , or simply by these becoming permanent , originated new species , we are , while studying the causes which favor ...
Stranica 10
... seems plausible , but aside from the difficulty of accounting for the presence in these waters and at that date of a vessel loaded with wax , it seems scarcely credi- ble that the material could have been brought in a single cargo in ...
... seems plausible , but aside from the difficulty of accounting for the presence in these waters and at that date of a vessel loaded with wax , it seems scarcely credi- ble that the material could have been brought in a single cargo in ...
Stranica 11
... seems softened and subdued almost to sweetness . The country boys call him the " sheep - sheep shear - shear - shear " bird , as an imitation of his song . The first two notes are uttered sharply with a considera- ble pause between them ...
... seems softened and subdued almost to sweetness . The country boys call him the " sheep - sheep shear - shear - shear " bird , as an imitation of his song . The first two notes are uttered sharply with a considera- ble pause between them ...
Stranica 12
... seems to be repeated , though on a smaller scale . There we were twenty - five miles from Trenton ; here we are but fifteen . H. C. MERCER . Do Nestlings Drink . This question suggested itself to my mind very lately , when I observed ...
... seems to be repeated , though on a smaller scale . There we were twenty - five miles from Trenton ; here we are but fifteen . H. C. MERCER . Do Nestlings Drink . This question suggested itself to my mind very lately , when I observed ...
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