...color, habite, and even structure, that Mr. Darwin declares: Altogether, at least a score of pigeon* might be chosen, which, if shown to an ornithologist,...and he were told that they were wild birds, would certamly, I think, be ranked by him as well-defined species. Moreover, I do not believe that any ornithologist...

...certain breeds, the males and females have come to differ to a slight degree from each other. "Altogether at least a score of pigeons might be chosen, which...be ranked by him as well-defined species. Moreover, 1 do not believe that any ornithologist would place the English carrier, the short-faced tumbler, the...

...separates related species. In his instructive section on. the breeds of the domestic pigeon, our author remarks that : — " at least a score of pigeons might...ornithologist, and he were told that they were wild birds, Avould certainly be ranked by him as well denned species. Moreover, I do not believe that any ornithologist...

...skeleton, the number of vertebrae, shape and size of the eggs, &c., in so much, our author thinks, that at least a score of pigeons might be chosen,...were told that they were wild birds, would certainly be ranked by him as well-defined species. Yet all these, it seems to be admitted 011 all hands, are...

...certain breeds, the males and females have come to differ in a slight degree from each other. Altogether at least a score of pigeons might be chosen, which,...were told that they were wild birds, would certainly be ranked by him as well-defined species. Moreover, I do not believe that any ornithologist would place...

...broad beak. Mr. Darwin, in the interests of science, became a pigeon-fancier. He states that altogether at least a score of pigeons might be chosen which,...were told that they were wild birds, would certainly be ranked by him as well-defined species. Nevertheless Mr. Darwin argues, great as is the difference...

...entailing a corresponding variation in the number of the ribs. 'Altogether,' concludes Mr. Darwin, 'at least a score of pigeons might be chosen, which...as well-defined species. Moreover, I do not believe any ornithologist would place the English carrier, the shortfaced tumbler, the runt, the barb, pouter,...

...and unconscious. Of pigeons — the breeds of which are methodically produced — at least a score might be chosen, which,' if shown to an ornithologist,...were told that they were wild birds, would certainly be ranked by him as well-defined species. " Moreover," says Mr Darwin, " I do not believe that any...

...pains in their breeding. Ib. 38. Darwin says, "the diversity of the breeds is something astonishing." "A score of pigeons might be chosen, which, if shown to an ornithologist, and he were told they were wild birds, would certainly be ranked by him as well defined species." Ib. 34. Yet are they...

...Though derived from a common stock, the diversities of these pigeons were such that ' a score of them might be chosen which, if shown to an ornithologist,...were told that they were wild birds, would certainly be ranked by him as welldefined species.' The simple principle which guides the pigeon-fancier, as...