| 1859 - 578 lehte
...mutt perish annually, — a striking result, but one whi«h seenls at least highly probable, and IB perhaps under rather than over the truth. It would therefore appear that, as far as the eon* tinuance of the species and the keeping up the average number of individuals are concerned, large... | |
| Alfred Russel Wallace - 1871 - 490 lehte
...number of individuals existing in any given country, twice that number must perish annually, — a striking result, but one which seems at least highly probable, and is perhaps tinder rather than over the truth. It would therefore appear that, as far as the continuance of the... | |
| Alfred Russel Wallace - 1891 - 516 lehte
...follows that, whatever bo the average number of individuals existing in any given country, twice tliat number must perish annually,—a striking result,...than over the truth. It would therefore appear that, so far as the continuance of the species and the keeping up the average number of individuals are concerned,... | |
| Alfred Russel Wallace - 1891 - 518 lehte
...number of individuals existing in any given country, twice that number must perish annually, — a striking result, but one which seems at least highly...than over the truth. It would therefore appear that, so far as the continuance of the species and the keeping up the average number of individuals are concerned,... | |
| 1902 - 584 lehte
...number of individuals existing in any given country, twice that number must perish annually, — a striking result, but one which seems at least highly...above one become food for hawks and kites, wild cats and weasels, or perish of cold and hunger as winter comes on. This is strikingly proved by the case... | |
| 1858 - 478 lehte
...number of individuals existing in any given country, twice thai number must perish annually,— s. striking result, but one which seems at least highly...above one become food for hawks and kites, wild cats and weasels, or perish of cold and hunger as winter comes on. This is strikingly proved by the case... | |
| C. Leon Harris - 1981 - 360 lehte
...number of individuals existing in any given country, twice that number must perish annually, — a striking result, but one which seems at least highly...probable, and is perhaps under rather than over the truth. lt would therefore appear that, as far as the continuance of the species and the keeping up the average... | |
| Charles Darwin, Frederick Burkhardt - 1985 - 726 lehte
...number of individuals existing in any given country, twice that number must perish annually, — a striking result, but one which seems at least highly...above one become food for hawks and kites, wild cats and weasels, or perish of cold and hunger as winter comes on. This is strikingly proved by the case... | |
| Charles Darwin - 1996 - 382 lehte
...number of individuals existing in any given country, twice that number must perish annually, — a striking result, but one which seems at least highly...above one become food for hawks and kites, wild cats and weasels, or perish of cold and hunger as winter comes on. This is strikingly proved by the case... | |
| Edmund Blair Bolles - 1999 - 518 lehte
...number of individuals existing in any given country, twice that number must perish annually, — a striking result, but one which seems at least highly...above one become food for hawks and kites, wild cats and weasels, or perish of cold and hunger as winter comes on. This is strikingly proved by the case... | |
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