 | Richard Owen - 2003 - 472 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... | |
 | 998 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... | |
 | 1858 - 950 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, while the smaller species... | |
 | 1852 - 960 Seiten
...against that existence, in probably a geometrical ratio to the bulk of such species. If a dry season be gradually prolonged, the large mammal will suffer...the small one ; if such alteration of climate affect quantity of vegetable food, the bulky Herbivore will first feel the effects of the stinted nourishment... | |
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... the species. If a dry season be gradually prolonged, the large mammal will suffer from the drought sooner than the small one ; if such alteration of climate affect the quantity of vegetable food, the bulky Herbivore will first feel the effects of... 
