 ... blended together ; but they were seen distinct against the blue sky. The head and neck were moved frequently, and apparently with force ; and the extended wings seemed to form the fulcrum on which the movements of the neck, body, and tail acted.  Wallace's Monthly - 第 402 頁1876完整檢視 - 關於此書
 | Charles Darwin - 1846 - 716 頁
...hand I from an oblique position the outlines of the separate and great terminal feathers of each wing; and these separate feathers, if there had been the...and the extended wings seemed to form the fulcrum on which the movements of the neck, body, and tail acted. If the bird wished to descend, the wings were... | |
 | Philip Henry Gosse - 1849 - 344 頁
...and terminal feathers of the wing; if there had been the least vibratory movement, these would have blended together, but they were seen distinct against...were moved frequently, and apparently with force; and it appeared as if the extended wings formed the fulcrum on which the movements of the neck, body, and... | |
 | William Dowling - 1849 - 356 頁
...terminal feathers of the wing ; if there had been the least vibratory movement, these would have been blended together, ' but they were seen distinct against...moved frequently, and apparently with force ; and it appeared as if the extended wings formed the fulcrum on which the movements of the neck, body, and... | |
 | John George Wood - 1862 - 804 頁
...and terminal feathers of the wing : if there had been the least vibratory movement these would have blended together ; but they were seen distinct against...were moved frequently, and apparently with force, and it appeared as if the extended wings formed the fulcrum on which the movements of the neck, body, and... | |
 | John George Wood - 1862 - 804 頁
...and terminal feathers of the wing : if there had been the least vibratory movement these would have blended together ; but they were seen distinct against...were moved frequently, and apparently with force, and it appeared as if the extended wings formed the fulcrum on which the movements of the neck, body, and... | |
 | John George Wood - 1862 - 804 頁
...and terminal feathers of the wing : if there had been the least vibratory movement these would have blended together ; but they were seen distinct against...were moved frequently, and apparently with force, and it appeared as if the extended wings formed the fulcrum on which the movements of the neck, body, and... | |
 | John George Wood - 1831 - 802 頁
...and terminal feathers of the wing : if there had been the least vibratory movement these would have blended together ; but they were seen distinct against...were moved frequently, and apparently with force, and it appeared as if the extended wings formed the fulcrum on which the movements of the neck, body, and... | |
 | Aeronautical Society of Great Britain - 1883 - 488 頁
...watched from an oblique position, the outlines of the separate and great terminal feathers of each wing, and these separate feathers,, if there had been the...distinct against the blue sky. The head and neck were mov*d frequently and apparently with force ; and the extended wings seemed to form the fulcrum on which... | |
 | Henry Mills Alden, Frederick Lewis Allen, Lee Foster Hartman, Thomas Bucklin Wells - 1871 - 968 頁
...watched from im oblique position the outlines of the separate and great terminal feathers of each wing ; and these separate feathers, if there had been the...appeared as if blended together, but they were seen uistinct against the blue sky. The head and GBUWISi ON TUB ЬЕА-UOlTOil. Voi. XLIII.-Na264.-I3 neck... | |
 | Georg Hartwig - 1871 - 776 頁
...and terminal feathers of the wing ; if there had been the least vibratory movement these would have blended together, but they were seen distinct against...were moved frequently and apparently with force, and it appeared that the extended wings formed the fulcrum on which the movements of the neck, body, and... | |
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