On the Origin of Species by Means of Natural Selection: Or, The Preservation of Favoured Races in the Struggle for LifeMurray, 1860 - 502ÆäÀÌÁö |
µµ¼ º»¹®¿¡¼
75°³ÀÇ °á°ú Áß 1 - 5°³
viii ÆäÀÌÁö
... appear- ance and disappearance as do single species On Extinction On simultaneous changes in the forms of life throughout the world - On the affinities of extinct species to each other and to living species- On the state of development ...
... appear- ance and disappearance as do single species On Extinction On simultaneous changes in the forms of life throughout the world - On the affinities of extinct species to each other and to living species- On the state of development ...
8 ÆäÀÌÁö
... appearing to be far more susceptible than any other part of the organisation , to the action of any change in the conditions of life . No- thing is more easy than to tame an animal , and few things more difficult than to get it to breed ...
... appearing to be far more susceptible than any other part of the organisation , to the action of any change in the conditions of life . No- thing is more easy than to tame an animal , and few things more difficult than to get it to breed ...
10 ÆäÀÌÁö
... , the change at first appears to be directly due to such conditions ; but in some cases it can be shown that quite opposite conditions produce similar changes of structure . Nevertheless some slight amount of 10 CHAP . I. VARIATION.
... , the change at first appears to be directly due to such conditions ; but in some cases it can be shown that quite opposite conditions produce similar changes of structure . Nevertheless some slight amount of 10 CHAP . I. VARIATION.
12 ÆäÀÌÁö
... belief : doubts have been thrown on this principle by theoretical writers alone . When any deviation of structure often appears , and we see it in the father and child , we cannot tell whether it may 12 CHAP . I. VARIATION.
... belief : doubts have been thrown on this principle by theoretical writers alone . When any deviation of structure often appears , and we see it in the father and child , we cannot tell whether it may 12 CHAP . I. VARIATION.
13 ÆäÀÌÁö
... appears in the parent - say , once amongst several million individuals -and it reappears in the child , the mere doctrine ... appear only in the offspring when nearly mature ; peculiarities in the silkworm CHAP . I. 13 UNDER DOMESTICATION .
... appears in the parent - say , once amongst several million individuals -and it reappears in the child , the mere doctrine ... appear only in the offspring when nearly mature ; peculiarities in the silkworm CHAP . I. 13 UNDER DOMESTICATION .
±âŸ ÃâÆǺ» - ¸ðµÎ º¸±â
ÀÚÁÖ ³ª¿À´Â ´Ü¾î ¹× ±¸¹®
accumulated adapted affinities allied species America amount analogous ancient animals appear become bees believe birds breeds cause cells characters cirripedes climate closely allied colour common parent continuous crossed crustaceans degree difficulty distinct species divergence domestic doubt embryo Europe existing exterminated extinct extremely facts favourable Fcap fertility flowers formations forms fossil Gärtner genera genus geological geological period Glacial period gradations greater number groups of species habits Hence hermaphrodites hybrids hybrids produced important individuals inhabitants inherited insects instance instincts intercrossing intermediate land larv©¡ less living male mammals manner Marsupials migration modification modified descendants natural selection naturalists nearly nest oceanic islands offspring organisation perfect pigeons plants pollen present probably produced progenitor racters ranked reciprocal crosses remarked resemble rock-pigeon rudimentary organs seeds sexual selection Silurian slight South America sterility structure struggle successive supposed tend theory tion variability variations varieties vary whole widely