Animal Locomotion: Or, Walking, Swimming, and Flying, with a Dissertation on AëronauticsH. S. King & Company, 1873 - 264 páginas |
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Página 13
... and fourteen inches of oaken plank.1 The wing of the bird does not materially differ from the 1 A portion of the timbers , etc. , of one of Her Majesty's ships , having the By comparing the flipper of the seal , sea - INTRODUCTION . 11.
... and fourteen inches of oaken plank.1 The wing of the bird does not materially differ from the 1 A portion of the timbers , etc. , of one of Her Majesty's ships , having the By comparing the flipper of the seal , sea - INTRODUCTION . 11.
Página 14
... comparing the flipper of the seal , sea - bear , and walrus with the fin and tail of the fish , whale , porpoise , etc .; and the wing of the penguin ( a bird which is incapable of flight , and can only swim and dive ) with the wing of ...
... comparing the flipper of the seal , sea - bear , and walrus with the fin and tail of the fish , whale , porpoise , etc .; and the wing of the penguin ( a bird which is incapable of flight , and can only swim and dive ) with the wing of ...
Página 28
... Compare with Figs . 7 and 8. - Original . х 19 FIG . 7 . FIG . 8 . FIG . 7. - Anterior extremity of elephant . Shows how the bones of the arm ( 9 ) , forearm ( q'x ) , and foot ( o ) , are twisted to form an osseous screw . Compare with ...
... Compare with Figs . 7 and 8. - Original . х 19 FIG . 7 . FIG . 8 . FIG . 7. - Anterior extremity of elephant . Shows how the bones of the arm ( 9 ) , forearm ( q'x ) , and foot ( o ) , are twisted to form an osseous screw . Compare with ...
Página 36
... Compare with figures from 10 to 14 , p . 34 . r Arm of bat ; d forearm of bat ; ef , n n n hand of bat . - Original . Although no lizard is at present known to fly , there can be little doubt that the extinct Pterodactyles ( which ...
... Compare with figures from 10 to 14 , p . 34 . r Arm of bat ; d forearm of bat ; ef , n n n hand of bat . - Original . Although no lizard is at present known to fly , there can be little doubt that the extinct Pterodactyles ( which ...
Página 37
... Compare with fig . 19 , p . 39. - Original . In this there is a double purpose - the limited area pre- sented to the ground affording the animal sufficient support and leverage , and enabling it to disentangle its feet with the utmost ...
... Compare with fig . 19 , p . 39. - Original . In this there is a double purpose - the limited area pre- sented to the ground affording the animal sufficient support and leverage , and enabling it to disentangle its feet with the utmost ...
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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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