Animal Locomotion: Or, Walking, Swimming and Flying, with a Dissertation on AëronauticsD. Appleton, 1893 - 264 páginas |
Dentro del libro
Resultados 1-5 de 29
Página 7
... length over the land , through the water , and , notwithstanding its weight , through the air . To understand flight , it is necessary to understand walking and swimming , and it is with a view to simplifying our conceptions of this ...
... length over the land , through the water , and , notwithstanding its weight , through the air . To understand flight , it is necessary to understand walking and swimming , and it is with a view to simplifying our conceptions of this ...
Página 15
... length , when they are made to oscillate . That they have a reciprocating action , and reverse their planes more or less completely at every stroke . That the wing describes a figure - of - 8 truck in space when the flying animal is ...
... length , when they are made to oscillate . That they have a reciprocating action , and reverse their planes more or less completely at every stroke . That the wing describes a figure - of - 8 truck in space when the flying animal is ...
Página 27
... length , they readily produce the precise kind and degree of motion . required in any particular case.1 The force of muscles , according to the experiments of Schwann , increases with their length , and vice versa . It is a curious ...
... length , they readily produce the precise kind and degree of motion . required in any particular case.1 The force of muscles , according to the experiments of Schwann , increases with their length , and vice versa . It is a curious ...
Página 43
... Length of stride 10 ft . 1 in . FIG . 22 . GALLOP . n.h. o.h. r.t 55 in . 55 in . Length of stride 18 ft . 1 in . FIG . 23 . In examining figures 21 , 22 , and 23 , the reader will do well to remember that the near fore and hind feet of ...
... Length of stride 10 ft . 1 in . FIG . 22 . GALLOP . n.h. o.h. r.t 55 in . 55 in . Length of stride 18 ft . 1 in . FIG . 23 . In examining figures 21 , 22 , and 23 , the reader will do well to remember that the near fore and hind feet of ...
Página 44
... six inches . The exact length of stride , of course , only applies to that of the particular horse observed , and the rate of speed at which he is going . In the rase of any one animal , the greater the speed 14 ANIMAL LOCOMOTION .
... six inches . The exact length of stride , of course , only applies to that of the particular horse observed , and the rate of speed at which he is going . In the rase of any one animal , the greater the speed 14 ANIMAL LOCOMOTION .
Contenido
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Términos y frases comunes
action aërial albatross angle animal arms and legs arrangement artificial wave artificial wing ascends backwards bat and bird biped blades body bones Borelli Compare with fig concave 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 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 pectoral fins pinion porpoise portion position posterior extremities posterior margin posterior or thin produced quadruped rapidity remarkable resistance reverse right arm root rotation sail screw sea-bear shoulder-joint side speed spiral swimming tail thick margin travelling surfaces trunk twisting universal joint upward direction upwards and forwards velocity vertical vertical direction vibrate walking waved track weight wing descends