On the Origin of Species by Means of Natural Selection, Or, The Preservation of Favoured Races in the Struggle for Life |
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Page ix
... explained by variations not supervening at an early age , and being inherited at a corre- sponding age - RUDIMENTARY ORGANS , their origin explained - Summary . XIV . RECAPITULATION AND CONCLUSION Recapitulation of the difficulties on ...
... explained by variations not supervening at an early age , and being inherited at a corre- sponding age - RUDIMENTARY ORGANS , their origin explained - Summary . XIV . RECAPITULATION AND CONCLUSION Recapitulation of the difficulties on ...
Page 112
... explained . It is a truly wonderful fact - the wonder of which we are apt to overlook from familiarity - that all animals and all plants throughout all time and space should be related to each other in group subordinate to group , in ...
... explained . It is a truly wonderful fact - the wonder of which we are apt to overlook from familiarity - that all animals and all plants throughout all time and space should be related to each other in group subordinate to group , in ...
Page 278
... explained in the foregoing paragraphs , the same general succession in the forms of life ; but the species would not exactly correspond , for there will have been a little more time in the one region than in the other for modification ...
... explained in the foregoing paragraphs , the same general succession in the forms of life ; but the species would not exactly correspond , for there will have been a little more time in the one region than in the other for modification ...
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Common terms and phrases
accumulated adapted affinities allied species amount analogous ancient animals appear archipelago become bees believe birds breeds cause cells characters cirripedes climate closely allied colour common parent continuous crossed crustaceans degree difficulty distant distinct species divergence domestic doubt eggs embryo endemic Europe existing exterminated extinct extremely facts favourable fertility flower formations forms fossil Gärtner genera genus geological geological period Glacial period gradations greater number groups of species habits Hence hermaphrodites hybrids hybrids produced important increase in number individuals inhabitants inherited insects instance instincts intercrossing land larvæ less living male mammals manner migration modification modified descendants natural selection naturalists nearly nest occasionally oceanic islands offspring perfect pigeons pistil plants pollen present probably produced progenitor ranked reciprocal crosses remarked resemblance seeds sexual selection Silurian slight South America sterility structure struggle successive suppose swimbladder theory tion trees variability variations vary whole widely