On the Origin of Species, Or, The Causes of the Phenomena of Organic Nature: A Course of Six Lectures to Working MenD. Appleton, 1873 - 150페이지 |
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551 Broadway animalcules animals asexual Atavism beak birds body bones called carbonic acid causes character common conclusion condition of organic conditions of existence constantly course crustacean Darwin's hypothesis deposited developed diagram domesticated pigeons earth endeavour enormous evidence experiments extinct fact field mice fingers and five forms gun-cotton hard and green Hinny Horse infusion inorganic world JOHN TYNDALL kind Lake of Killarney larvæ layer lecture legs living male means modification muscles naturalist notice offspring organic matter organic nature Origin of Species particles peculiarities perfectly perpetuation phenomena of organic physiological pigeons plant Porpoise Pouter present primitive stock primitive type produce question races record reproduce result Rock Pigeon rocks scientific inquiry seeds selective breeding sheep skeleton sort spontaneous structure substance suppose surface tendency tion variation varieties vary vegetable whole