On the Origin of the Species by Means of Natural Selection: Or, The Preservation of Favoured Races in the Struggle for LifeJohn Murray, 1869 - 596ÆäÀÌÁö |
µµ¼ º»¹®¿¡¼
85°³ÀÇ °á°ú Áß 1 - 5°³
vi ÆäÀÌÁö
... characters of trifling importance- its power at all ages and on both sexes - Sexual Selection On the generality of ... Character , related to the diversity of inhabitants of any small area , and to naturalisation - Action of Natural ...
... characters of trifling importance- its power at all ages and on both sexes - Sexual Selection On the generality of ... Character , related to the diversity of inhabitants of any small area , and to naturalisation - Action of Natural ...
vii ÆäÀÌÁö
... characters more variable than generic secondary sexual characters variable - Species of the same genus vary in an analogous manner ¡¤ Reversions to long - lost characters - Summary Page 165-206 — CHAPTER VI . DIFFICULTIES OF THE THEORY ...
... characters more variable than generic secondary sexual characters variable - Species of the same genus vary in an analogous manner ¡¤ Reversions to long - lost characters - Summary Page 165-206 — CHAPTER VI . DIFFICULTIES OF THE THEORY ...
xii ÆäÀÌÁö
... characters which are important under a morphological point of view , but are unimportant physiologically , not being ... character of the fossil mammals of Attica ; and Professor Huxley on the connecting forms between birds and reptiles ...
... characters which are important under a morphological point of view , but are unimportant physiologically , not being ... character of the fossil mammals of Attica ; and Professor Huxley on the connecting forms between birds and reptiles ...
xviii ÆäÀÌÁö
... characters : " but farther on ( p . 18 ) he adds , " except the original types or ancestors of the genus . " In 1843 ... character , which we find to be a practical difficulty in ascertaining affinities ; second , of another impulse ...
... characters : " but farther on ( p . 18 ) he adds , " except the original types or ancestors of the genus . " In 1843 ... character , which we find to be a practical difficulty in ascertaining affinities ; second , of another impulse ...
xx ÆäÀÌÁö
... characters " sont fixes , pour chaque espèce , tant qu'elle se perpétue au milieu des mêmes circonstances : ils se modifient , si les circonstances am- biantes viennent à changer . " " En résumé , XX HISTORICAL SKETCH .
... characters " sont fixes , pour chaque espèce , tant qu'elle se perpétue au milieu des mêmes circonstances : ils se modifient , si les circonstances am- biantes viennent à changer . " " En résumé , XX HISTORICAL SKETCH .
±âŸ ÃâÆǺ» - ¸ðµÎ º¸±â
ÀÚÁÖ ³ª¿À´Â ´Ü¾î ¹× ±¸¹®
accumulated adapted affinities allied species America ancient appear Asa Gray become bees believe birds breeds cause cells characters cirripedes climate closely allied colour common continuous crossed crustaceans degree difficulty distinct species divergence domestic doubt Edition eggs embryo existing exterminated extinct extremely facts favourable females fertilised fertility flowers formation forms fossil Fritz Müller Gärtner genera genus geological Glacial period gradations greater number groups of species habits Hence hermaphrodites hybrids important individuals inhabitants inherited insects instance instincts intercrossing intermediate larv©¡ less living males mammals manner migration modified descendants natural selection naturalists nearly nest occur oceanic islands offspring organisation parent perfect pigeons pistil pollen Post 8vo present principle probably produced progenitor racters ranked reciprocal crosses remarked resemble seeds sexual sexual selection Silurian slight South America stamens sterility structure struggle successive suppose theory tion variability variations varieties vary vols whole widely