On the Origin of Species by Means of Natural Selection: Or, The Preservation of Favoured Races in the Struggle for Life |
From inside the book
Results 1-5 of 86
Page 13
... seen in the latter chapters of this volume , seemed to throw some light on the origin of species - that mystery of mys- teries , as it has been called by one of our greatest philo- sophers . On my return home , it occurred to me , in ...
... seen in the latter chapters of this volume , seemed to throw some light on the origin of species - that mystery of mys- teries , as it has been called by one of our greatest philo- sophers . On my return home , it occurred to me , in ...
Page 22
... seen , and will be hereafter briefly mentioned . I will here only allude to what may be called correlation of growth . Any change in the embryo or larva will almost certainly entail changes in the mature animal . ] In monstrosities ...
... seen , and will be hereafter briefly mentioned . I will here only allude to what may be called correlation of growth . Any change in the embryo or larva will almost certainly entail changes in the mature animal . ] In monstrosities ...
Page 23
... seen laws of variation is infinitely complex and diversified . It is well worth while carefully to study the several treatises published on some of our old cultivated plants , as on the hyacinth , potato , even the dahlia , & c .; and ...
... seen laws of variation is infinitely complex and diversified . It is well worth while carefully to study the several treatises published on some of our old cultivated plants , as on the hyacinth , potato , even the dahlia , & c .; and ...
Page 34
... seen , to colour alone ) , if all the domestic breeds have descended from the rock - pigeon . But if we deny this , we must make one of the two following highly improbable suppositions . Either , firstly , that all the several imagined ...
... seen , to colour alone ) , if all the domestic breeds have descended from the rock - pigeon . But if we deny this , we must make one of the two following highly improbable suppositions . Either , firstly , that all the several imagined ...
Page 41
... seen , as I am informed by him , any native dog in Spain like our pointer . By a similar process of selection , and by careful training , the whole body of English racehorses have come to surpass in fleetness and size the parent Arab ...
... seen , as I am informed by him , any native dog in Spain like our pointer . By a similar process of selection , and by careful training , the whole body of English racehorses have come to surpass in fleetness and size the parent Arab ...
Other editions - View all
Common terms and phrases
accumulated adapted affinities allied species America analogous ancient animals appear archipelago become bees believe birds breeds cause cells characters cirripedes climate closely allied colour continuous crossed crustaceans degree difficulty distinct species divergence domestic doubt embryo endemic existing exterminated extinct extremely facts favourable fertilised fertility flowers formations forms fossil Gärtner genera genus geological geological period Glacial period gradations greater number groups of species habits Hence hybrids hybrids produced important increase individuals inhabitants inherited insects instance instincts intercrossing intermediate larvæ laws less living males mammals manner migration modification modified descendants natural selection naturalists nearly nest occasionally offspring organic organisation origin of species perfect pigeons plants pollen present principle probably produced progenitor ranked reciprocal crosses remarked resemble rock-pigeon rudimentary seeds sexual sexual selection Silurian slight sometimes South America sterility structure struggle successive supposed swimbladder tend theory variability variations varieties vary whole widely