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 48
Página vii
... horizontal flight , 112 Weight , momentum and power to a certain extent synonymous in flight , 114 Air - cells in insects and birds not necessary to flight , 115 How balancing is effected in flight , 118 Rapidity of wing movements ...
... horizontal flight , 112 Weight , momentum and power to a certain extent synonymous in flight , 114 Air - cells in insects and birds not necessary to flight , 115 How balancing is effected in flight , 118 Rapidity of wing movements ...
Página xii
... horizontal track , 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 ...
... horizontal track , 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 ...
Página 6
... horizontal burrows which they form in the banks . Although resembling the perfect insect in several respects , they differ materially in having longer antennæ , in wanting ocelli , and in possessing horn - like mandibles ; the abdomen ...
... horizontal burrows which they form in the banks . Although resembling the perfect insect in several respects , they differ materially in having longer antennæ , in wanting ocelli , and in possessing horn - like mandibles ; the abdomen ...
Página 15
... " - Transactions of the Linnean Society , vol . xxvi . 3 " On the Physiology of Wings . " - Transactions of the Royal Society of Edinburgh , vol . xxvi . a high speed in a horizontal direction , describes a INTRODUCTION . 15.
... " - Transactions of the Linnean Society , vol . xxvi . 3 " On the Physiology of Wings . " - Transactions of the Royal Society of Edinburgh , vol . xxvi . a high speed in a horizontal direction , describes a INTRODUCTION . 15.
Página 16
... horizontal direction , describes a looped and then a waved track , from the fact that the figure of 8 is gradually opened out or unravelled as the animal advances . That the wing acts after the manner of a kite , both during the down ...
... horizontal direction , describes a looped and then a waved track , from the fact that the figure of 8 is gradually opened out or unravelled as the animal advances . That the wing acts after the manner of a kite , both during the down ...
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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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