 | 1860 - 566 Seiten
...as we shall hereafter see, this may be true ; but it is preposterous to attribute to mere external conditions, the structure, for instance, of the woodpecker,...adapted to catch insects under the bark of trees. In the case of the misseltoe, which draws its nourishment from certain trees, which has seeds that... | |
 | 1860 - 612 Seiten
...represent its views. He states, for example:— " It i^ preposterous to attribute to mer? extfrnal conditions, the structure, for instance, of the woodpecker, with its feet, tail, beak, and tongue, so aimiratily adapted to catch insects under the bark of trees. In the case of the ruUseUoe, which draws... | |
 | 1860 - 894 Seiten
...as we shall hereafter see, this may be true ; but it is preposterous to attribute to mere external conditions, the structure, for instance, of the woodpecker, with its feet, tail, beak, nnd tongue, so admirably adapted to catch insects under the bark of trees. In tlio case of the misseltoe,... | |
 | Charles Darwin - 1861 - 470 Seiten
...as we shall hereafter see, this may bo true ; but it is preposterous to attribute to mere external conditions, the structure, for instance, of the woodpecker,...adapted to catch insects under the bark of trees. In the case of the misseltoe, which draws its nourishment from certain trees, which has seeds that... | |
 | Charles Darwin - 1864 - 472 Seiten
...as we shall hereafter see, this may bo true ; but it is preposterous to attribute to mere external conditions, the structure, for instance, of the woodpecker,...adapted to catch insects under the bark of trees. In the case of the misseltoe, which draws its nourishment from certain trees, which has seeds that... | |
 | Entomological Society of Philadelphia - 1864 - 736 Seiten
...shall hereafter see, this may be true; bnt it is preposterous to attribute to mere external conditionx the structure, for instance, of the woodpecker, with...adapted to catch insects under the bark of trees. (Origin of Species, p. 11, Amer. ed.) Some little ejfecl may perhaps be attributed to the direct action... | |
 | 1869 - 488 Seiten
...as we shall hereafter see, this may be true ; but it is preposterous to attribute to mere external conditions, the structure, for instance, of the woodpecker,...adapted to catch insects under the bark of trees." Wilson Armistead, who so fondly and lovingly dwells on the upward progress of the Negro, attributes,... | |
 | Charles Darwin - 1870 - 468 Seiten
...to attribute to mere external conditions, the structure, for instance, of the woodpecker, with ite feet, tail, beak, and tongue, so admirably adapted to catch insects under the bark of trees. In the case of the misseltoe, which draws its nourishment from certain trees, which has seeds that... | |
 | Charles Darwin - 1875 - 504 Seiten
...as wo shall hereafter see, this may be true ; but it is preposterous to nttribute to mere external conditions, the structure, for instance, of the woodpecker,...feet, tail, beak, and tongue, so admirably adapted to cateh insects under the bark of trees. In the case of the mistletoe, which draws its nourishment from... | |
 | Charles Darwin - 1883 - 494 Seiten
...hereafter see, this may be true ; but it is preposterous to attribute to mere external couditions, the structure, for instance, of the woodpecker, with...adapted to catch insects under the bark of trees. In the case of the mistletoe, which draws its nourishment from certain trees, which has seeds that... | |
| |
Naturalists continually refer to external conditions, such as climate, food, &c., as the only possible cause of variation. In one limited sense, as we shall hereafter see, this may be true; but it is preposterous to attribute to mere external conditions,... 
