| William Derham - 1786 - 490 páginas
...eafier tranfportation through the air ; and the former fpread, fome withmemthe wings and inelinations of the body and but very little by the help of the tail. , , Ste Borelli, ubi fupra, prop. i82, &c. VOL. II. C branes branes for fwimming *', fome without,... | |
| Colin Macfarquhar, George Gleig - 1797 - 446 páginas
...all.doubt, that this is the leaft ufe of it, which is chiefly to affift the bird in its afcent and defcent in the air, and to obviate the vacillations of the body and wings: far, as to turning to this or that fide, it is performed by the wings and inclination of the body,... | |
| William Nicholson - 1809 - 752 páginas
...its ascent and descent in the air ; and to obviate tbe vacillations of the body and wings: for, as to turning to this or that side, it is performed by the wings, and inclinations of the body, and but very little by the help of the tail. The flying of a bird, in effect,... | |
| William Nicholson - 1809 - 700 páginas
...ascent and descent in the air ; and to obviate the vacillations of the boily and wings: for, as to turning to this or that side, it is performed by the wings, and inclinations of the body, and but very little by the help of the tail. The flying of a bird, in effect,... | |
| Edward Augustus Kendall - 1811 - 482 páginas
...all doubt, that this is its least use, and that it is to assist the bird in its ascent and descent in the air ; and to obviate the vacillations of the body and wings : for the turning to this or that side is performed by the wings, and iaoiitmtions of the body, and but very... | |
| Edward Augustus Kendall - 1811 - 474 páginas
...all doubt, that this is its least use, and that it is to assist the bird in its ascent and descent in the air ; and to obviate the vacillations of the body and wings : for the turning to this or that side is performed by the wings, and inclinations of the body, and but very... | |
| Richard Lobb - 1817 - 418 páginas
...this it resisted for some time. of the body and wings : for, with respect to the turning to either side, it is performed by the wings, and inclination of the body, and but very little by the assistance of the tail '. The instinct and industry of birds are in nothing more apparent than in the... | |
| William Nicholson - 1819 - 406 páginas
...doubt, that this is the least use of it, which is chiefly to assist the bird in its ascent and descent in the air ; and to obviate the vacillations of the body and wings : for, as to turning to this or that side, it is performed by the wings, and inclinations of the body, and but... | |
| William Nicholson - 1819 - 408 páginas
...doubt, that this is the least use of it, which is chiefly to assist the bird in its ascent and descent in the air; and to obviate the vacillations of the body and wings: for, as to turning to this or that side, it is performed by the wings, and inclinations of the body, and but... | |
| Thomas Curtis - 1829 - 822 páginas
...shown that this is the least use of it. Its chief use is to assist the bird in its ascent and descent in the air, and to obviate the vacillations of the body and wings ; for, as to turning the body to this or to that side, it is performed by the wings and inclination of the body,... | |
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