Animal Locomotion: Or, Walking, Swimming, and Flying, with a Dissertation on AëronauticsD. Appleton, 1885 - 264 páginas |
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Página vi
... Fins , flippers , and wings form mobile helics or screws , Artificial fins , flippers , and wings adapted for navigating the water and air , · History of the figure - of - 8 theory of walking , swimming , and flying , Priority of ...
... Fins , flippers , and wings form mobile helics or screws , Artificial fins , flippers , and wings adapted for navigating the water and air , · History of the figure - of - 8 theory of walking , swimming , and flying , Priority of ...
Página 3
... fins , or wings ) of all animals , and adapts them to the medium on which they are destined to operate , whether this be the comparatively unyielding earth , the mobile water , or the still more mobile air . Take away this life suddenly ...
... fins , or wings ) of all animals , and adapts them to the medium on which they are destined to operate , whether this be the comparatively unyielding earth , the mobile water , or the still more mobile air . Take away this life suddenly ...
Página 4
... fin of the fish , and the wing of the bird ; but , as I shall show in the sequel , the curves which go to form the ... fins , or wings . It is a remarkable circumstance that the undulation or wave made by the wing of an insect , bat ...
... fin of the fish , and the wing of the bird ; but , as I shall show in the sequel , the curves which go to form the ... fins , or wings . It is a remarkable circumstance that the undulation or wave made by the wing of an insect , bat ...
Página 6
... discovery by Sir John Lubbock of a swimming insect ( Polynema natans ) , which uses its wings exclusively as fins , be overlooked . - Linn . Trans . vol xxiv . p . 135 . the air with a speed little short of a cannon 6 ANIMAL LOCOMOTION .
... discovery by Sir John Lubbock of a swimming insect ( Polynema natans ) , which uses its wings exclusively as fins , be overlooked . - Linn . Trans . vol xxiv . p . 135 . the air with a speed little short of a cannon 6 ANIMAL LOCOMOTION .
Página 8
... fins of fishes , sea mammals , etc .; and the air the fulcrum for the levers formed by the wings of insects , bats , and birds . The fulcrum supplied by the land is immovable ; that supplied by the water and air movable . The mobility ...
... fins of fishes , sea mammals , etc .; and the air the fulcrum for the levers formed by the wings of insects , bats , and birds . The fulcrum supplied by the land is immovable ; that supplied by the water and air movable . The mobility ...
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Animal Locomotion: Or Walking, Swimming, and Flying, with a Dissertation on ... James Bell Pettigrew Visualização integral - 1882 |
Animal Locomotion, Or, Walking, Swimming, and Flying: With a Dissertation on ... James Bell Pettigrew Visualização integral - 1874 |
Animal Locomotion: Or, Walking, Swimming and Flying, with a Dissertation on ... James Bell Pettigrew Visualização integral - 1893 |
Palavras e frases frequentes
action aërial albatross angle animals arms and legs arrangement artificial wave artificial wing ascends backwards bat and bird biped blades body bones Borelli Compare with fig concave convex depressed described downward dugong effective stroke elastic ligaments elbow-joint elevating and propelling ellipse elytra extended feet fins fish flexed flexible flexion flight flying foot force gannet glide horizontal direction humerus inclined planes increased insect insect wing joint kite less levers limbs locomotion long axis manner Marey motion move movements muscles muscular muscular system natural wing nervures oblique oscillate pectoral pectoral fins pinion porpoise portion position posterior margin posterior or thin produced quadruped rapidity remarkable resistance reverse root rotation sail screw sea-bear shoulder-joint side speed spiral swimming tail thick margin tion travelling surfaces trunk twisting universal joint upward direction upwards and forwards velocity vertical vertical direction vibrate walking waved track weight wing descends