On the Origin of Species by Means of Natural Selection: Or the Preservation of Favored Races in the Struggle for Life1859 |
From inside the book
Results 1-5 of 86
Page viii
... 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 of ancient forms On the ...
... 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 of ancient forms On the ...
Page 2
... single point is discussed in this volume on which facts cannot be adduced , often apparently leading to conclusions directly opposite to those at which I have arrived . A fair result can be obtained only by fully stating and balancing ...
... single point is discussed in this volume on which facts cannot be adduced , often apparently leading to conclusions directly opposite to those at which I have arrived . A fair result can be obtained only by fully stating and balancing ...
Page 9
... this term gardeners mean a single bud or offset , which suddenly assumes a new and sometimes very dif- ferent character from that of the rest of the plant . " " Such buds can be propagated by grafting , B 3 CHAP . I. 9 UNDER DOMESTICATION .
... this term gardeners mean a single bud or offset , which suddenly assumes a new and sometimes very dif- ferent character from that of the rest of the plant . " " Such buds can be propagated by grafting , B 3 CHAP . I. 9 UNDER DOMESTICATION .
Page 11
... single domestic animal can be named which has not in some country drooping ears ; and the view suggested by some authors , that the drooping is due to the disuse of the muscles of the ear , from the animals not being much alarmed by ...
... single domestic animal can be named which has not in some country drooping ears ; and the view suggested by some authors , that the drooping is due to the disuse of the muscles of the ear , from the animals not being much alarmed by ...
Page 14
... tell whether or not nearly perfect reversion had ensued . It would be quite necessary , in order to prevent the effects of intercrossing , that only a I single variety should be turned loose in its new 14 CHAP . I. VARIATION.
... tell whether or not nearly perfect reversion had ensued . It would be quite necessary , in order to prevent the effects of intercrossing , that only a I single variety should be turned loose in its new 14 CHAP . I. VARIATION.
Other editions - View all
Common terms and phrases
adapted affinities allied species America amount analogous ancient animals 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 History hybrids hybrids produced important individuals inhabitants inherited insects instance instincts intercrossing intermediate land larvæ less living male mammals manner migration modification modified descendants natural selection naturalists nearly nest offspring perfect pigeons plants pollen Post 8vo present principle probably produced progenitor racters ranked reciprocal crosses remarked resemble Second Edition seeds sexual selection Silurian slight South America sterility structure struggle successive suppose theory Third Edition tion variability variation varieties vary Vols whole widely Woodcuts