The Origin of Species by Means of Natural Selection, Or, The Preservation of Favored Races in the Struggle for Life, Volumes 1-2D. Appleton, 1917 - Evolution |
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Page 145
Charles Darwin. the small , is interesting ; as plants with large seeds or fruit which , as Alph . de Candolle has shown , generally have restricted ranges , could hardly be transported by any other means . Seeds may be occasionally ...
Charles Darwin. the small , is interesting ; as plants with large seeds or fruit which , as Alph . de Candolle has shown , generally have restricted ranges , could hardly be transported by any other means . Seeds may be occasionally ...
Page 146
... seeds of fruit . pass uninjured through even the digestive organs of a turkey . In the course of two months , I picked up in my garden 12 kinds of seeds , out of the excrement of small birds , and these seemed perfect , and some of them ...
... seeds of fruit . pass uninjured through even the digestive organs of a turkey . In the course of two months , I picked up in my garden 12 kinds of seeds , out of the excrement of small birds , and these seemed perfect , and some of them ...
Page 149
... seeds from one part to another of the arctic and antarctic regions ; and during the Glacial period from one part of the now temperate regions to another . In the Azores , from the large number of plants common to Europe , in comparison ...
... seeds from one part to another of the arctic and antarctic regions ; and during the Glacial period from one part of the now temperate regions to another . In the Azores , from the large number of plants common to Europe , in comparison ...
Contents
VARIATION UNDER DOMESTICATION | 7 |
CHAPTER II | 51 |
STRUGGLE FOR EXISTENCE | 66 |
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Common terms and phrases
adapted affinity allied species ancient animals appear Archipelago beak become believe belonging birds breeds Cambrian cause characters climate closely allied colour common continent crossed crustaceans degree developed difficulty distinct species domestic doubt eggs embryo Europe existing extinct extremely facts favourable fertilised fertility fish flowers formation formerly forms fossil Fritz Müller Gärtner genera genus geological geological period Glacial period gradations groups of species habits Hence hybrids hybrids produced important individuals inhabitants inherited insects instance instincts intercrossing intermediate land larvæ less living male mammals manner Marsupials migration modified descendants natural selection naturalists nearly occur oceanic islands offspring organisation parent peculiar perfect pigeon pistil plants pollen present probably produced progenitor quadrupeds ranked reciprocal crosses remarked resemblance seeds Silurian slight South America stage stamens sterility structure successive suppose theory tion variability variations varieties vary whilst whole widely different wings