The Origin of Species by Means of Natural Selection: Or, The Preservation of Favored Races in the Struggle for Life and The Descent of Man and Selection in Relation to SexModern library, 1936 - 1000 páginas |
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Página 22
... believe in the multiple origin of our domestic animals is , that we find in the most ancient times , on the monuments of Egypt , and in the lake - habitations of Switzerland , much diversity in the breeds ; and that some of these ...
... believe in the multiple origin of our domestic animals is , that we find in the most ancient times , on the monuments of Egypt , and in the lake - habitations of Switzerland , much diversity in the breeds ; and that some of these ...
Página 147
... believe that the webbed feet of the upland goose or of the fri- gate - bird are of special use to these birds ; we cannot believe that the similar bones in the arm of the monkey , in the fore - leg of the horse , in the wing of the bat ...
... believe that the webbed feet of the upland goose or of the fri- gate - bird are of special use to these birds ; we cannot believe that the similar bones in the arm of the monkey , in the fore - leg of the horse , in the wing of the bat ...
Página 369
... believe that at innumerable periods in the earth's his- tory certain elemental atoms have been commanded suddenly to flash in- to living tissues ? Do they believe that at each supposed act of creation one individual or many were ...
... believe that at innumerable periods in the earth's his- tory certain elemental atoms have been commanded suddenly to flash in- to living tissues ? Do they believe that at each supposed act of creation one individual or many were ...
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Términos y frases comunes
acquired adult allied apes appear beak beautiful become believe birds breeds cause characters civilised closely colour common confined crossed crustaceans degree descended developed distinct species domestic doubt eggs existing extinct extremely fact favourable feathers female fertility fishes formation forms Fritz Müller genera genus given gradations greater number groups habits Hence hybrids important individuals inhabitants inherited insects instance instincts intermediate islands kind larvæ latter Lepidoptera less likewise living lower animals Malay Archipelago males mammæ mammals manner Marsupials modified monkeys natural selection naturalists nearly nest observed ocelli offspring organs Origin of Species ornaments perfect period pigeons plumage pollen present probably produced progenitor quadrupeds races Red Grouse relation remarks resemble rudimentary seeds sexes sexual selection shew shewn slight South America sterility stridulating structure supposed tail tion variability variations varieties various vary whilst whole widely wings young