| British Association for the Advancement of Science - 1859 - 750 Seiten
...degree proportionate, perhaps in a geometrical ratio, to the bulk of the species. If a dry season be gradually prolonged, the large mammal will suffer...the effects of stinted nourishment; if new enemies are introduced, the large and conspicuous quadruped or bird will fall a prey, whilst the smaller species... | |
| Richard Owen - 1859 - 118 Seiten
...existence in a degree proportionate to the size which may characterise the species. If a dry season be gradually prolonged, the large mammal will suffer...first feel the effects of stinted nourishment; if newenemies be introduced, the large and conspicuous animal will fall a prey while the smaller kinds... | |
| 1859 - 534 Seiten
...gradually prolonged, the large mammal will suffer from the drought aoorcr than the small one : if snch alteration of climate affect the quantity of vegetable...first feel the effects of stinted nourishment; if new eneuiiea are introduced, the large and conspicuous quadruped or bird will fall a prey, while the smaller... | |
| 1859 - 552 Seiten
...prolonged, the large mammal will suffer from the drought scorer than the small one: if such alteratnn of climate affect the quantity of vegetable food,...the effects of stinted nourishment; if new enemies are introduced, the large and conspicuous quadruped or bird will fall a prey, while the smaller species... | |
| 1859 - 478 Seiten
...degree proportionate, perhaps in a gcomctrical ratio, to the bulk of the species. If a dry scason be gradually prolonged, the large mammal will suffer...sooner than the small one ; if such alteration of elimate affect the quantity of vegctable food, the bulky herbivore will first feel the effects of stinted... | |
| Richard Owen - 1861 - 490 Seiten
...militate against that existence in a degree proportionate to the bulk of the species. If a dry season be gradually prolonged, the large Mammal will suffer...introduced, the large and conspicuous animal will fall a prey, while the smaller kinds conceal themselves and escape. Small quadrupeds are more prolific than... | |
| sir John Frederick W. Herschel (1st bart.) - 1862 - 470 Seiten
...degree proportioned, perhaps, in a geometrical ratio, to the bulk of the species. If a dry season be gradually prolonged, the large mammal will suffer...from the drought sooner than the small one; if such alterations of climate affect the quantity of vegetable food, the bulky Herbivore will first feel the... | |
| Richard Owen - 1866 - 700 Seiten
...degree proportionate, perhaps in a geometrical ratio, to the bulk of the species. If a dry season be gradually prolonged, the large mammal will suffer...the effects of stinted nourishment ; if new enemies are introduced, the large and conspicuous quadruped or bird will fall a prey, whilst the smaller species... | |
| Richard Owen - 1866 - 734 Seiten
...degree proportionate, perhaps in a geometrical ratio, to the bulk of the species. If a dry season be gradually prolonged, the large mammal will suffer...the effects of stinted nourishment ; if new enemies are introduced, the large and conspicuous quadruped or bird will fall a prey, whilst the smaller species... | |
| 1867 - 448 Seiten
...existence in a degree proportionate to the size which may characterize the species. If a dry season be gradually prolonged, the large mammal will suffer...introduced, the large and conspicuous animal will fall a prey, while the smaller kinds conceal themselves and escape. Small quadrupeds, moreover, are more... | |
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