Animal Locomotion: Or, Walking, Swimming, and Flying, with a Dissertation on AëronauticsH. S. King & Company, 1873 - 264 páginas |
Dentro del libro
Resultados 1-5 de 37
Página viii
... feathers , etc. , 178 180 The wing of the bird not always opened up to the same extent in the up stroke , 182 Flexion of the wing necessary to the flight of birds , Consideration of the forces which propel the wings of insects , . Speed ...
... feathers , etc. , 178 180 The wing of the bird not always opened up to the same extent in the up stroke , 182 Flexion of the wing necessary to the flight of birds , Consideration of the forces which propel the wings of insects , . Speed ...
Página xii
... Feathers and cork flying forward , 94 96 97 97 98 105 107 108 112 Diagram illustrating how wings obtain their high speed , 120 Butterfly with large wings , 124 Beetle with small wings , 125 Partridge with small wings ; Heron with large ...
... Feathers and cork flying forward , 94 96 97 97 98 105 107 108 112 Diagram illustrating how wings obtain their high speed , 120 Butterfly with large wings , 124 Beetle with small wings , 125 Partridge with small wings ; Heron with large ...
Página xiii
... feathers of the wing of the bird , 181 The flight of the King - fisher , 183 The flight of the Gull ,. The flight of the Owl , · The flight of the Albatross , Pigeon and Duck alighting , Hawk and quarry— ( The Graphic ) , The Vauxhall ...
... feathers of the wing of the bird , 181 The flight of the King - fisher , 183 The flight of the Gull ,. The flight of the Owl , · The flight of the Albatross , Pigeon and Duck alighting , Hawk and quarry— ( The Graphic ) , The Vauxhall ...
Página 46
... feathers of their tails ; the legs and tail forming a firm basis of support . 2 In this order there are certain birds - the sparrows and thrushes , for example - which advance by a series of vigorous leaps ; the leaps being of an ...
... feathers of their tails ; the legs and tail forming a firm basis of support . 2 In this order there are certain birds - the sparrows and thrushes , for example - which advance by a series of vigorous leaps ; the leaps being of an ...
Página 75
... feathers of the bird's wing ( these also open and close in flight ) are to the continuous membrane forming the wing of the insect and bat . The anterior extremities or flippers of the seal are not engaged in swimming , but only in ...
... feathers of the bird's wing ( these also open and close in flight ) are to the continuous membrane forming the wing of the insect and bat . The anterior extremities or flippers of the seal are not engaged in swimming , but only in ...
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Otras ediciones - Ver todas
Animal Locomotion: Or, Walking, Swimming, and Flying, with a Dissertation on ... James Bell Pettigrew Sin vista previa disponible - 2016 |
Términos y frases comunes
action aërial albatross angle animals arms and legs arrangement artificial wave artificial wing ascends backwards ball-and-socket joint bat and bird biped blades body bones Borelli Compare with fig concave convex Crown 8vo depressed described downward dugong elastic ligaments elbow-joint elevating and propelling ellipse elytra extended feet fins fish flexed flexible flexion flight flying foot force gannet glide hind horizontal direction humerus inclined planes increased insect wing joint kite less lever limbs locomotion long axis manner Marey motion move movements muscles muscular muscular system natural wing nervures oblique oscillate ostrich pectoral fins pinion porpoise portion position posterior margin posterior or thin produced quadruped rapid remarkable resistance right arm 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 vibrate walking waved track weight wing descends
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