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 35
Página 4
... greatly differ from the limb of the quadruped , the 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 wheel and the screw are found in the travelling surfaces of all ...
... greatly differ from the limb of the quadruped , the 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 wheel and the screw are found in the travelling surfaces of all ...
Página 22
... greatly favoured by the tendency which the body once set in motion has to advance in a straight line . The form , strength , density , and elasticity of the skele- ton varies in relation to the bulk and locomotive power of the animal ...
... greatly favoured by the tendency which the body once set in motion has to advance in a straight line . The form , strength , density , and elasticity of the skele- ton varies in relation to the bulk and locomotive power of the animal ...
Página 34
... greatly diminished and a comparatively non - resisting one the next . This arrange- ment secures the subtlety and nicety of motion demanded by the several media at different stages of progression . The travelling surfaces of Animals ...
... greatly diminished and a comparatively non - resisting one the next . This arrange- ment secures the subtlety and nicety of motion demanded by the several media at different stages of progression . The travelling surfaces of Animals ...
Página 35
... greatly increased , the ribs affording the necessary support in the Dragon or Flying Lizard ( fig . 15 ) , the anterior and posterior extremities and tail , in the Flying Lemur ( fig . 16 ) and Bat ( fig . 17 , p . 36 ) . d d ' b b b ъ ...
... greatly increased , the ribs affording the necessary support in the Dragon or Flying Lizard ( fig . 15 ) , the anterior and posterior extremities and tail , in the Flying Lemur ( fig . 16 ) and Bat ( fig . 17 , p . 36 ) . d d ' b b b ъ ...
Página 36
... greatly elongated anterior extremities , with their enormous fingers and out- spreading membranes , completely unfitting it for terrestrial progression . It is instructive as showing that flight may be attained , without the aid of ...
... greatly elongated anterior extremities , with their enormous fingers and out- spreading membranes , completely unfitting it for terrestrial progression . It is instructive as showing that flight may be attained , without the aid of ...
Contenido
182 | |
188 | |
193 | |
199 | |
205 | |
210 | |
219 | |
226 | |
118 | |
124 | |
132 | |
140 | |
146 | |
154 | |
165 | |
176 | |
233 | |
240 | |
246 | |
247 | |
253 | |
262 | |
264 | |
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
Pasajes populares
Página 6 - FIRST BOOK OF BOTANY. Designed to Cultivate the Observing Powers of Children. With 300 Engravings, New and Cheaper Edition. Crown 8vo.
Página 17 - Medical Guide for Anglo-Indians. Being a Compendium of Advice to Europeans in India, relating to the Preservation and Regulation of Health. With a Supplement on the Management of Children in India.
Página 29 - VYNER (Lady Mary). Every day a Portion. Adapted from the Bible and the Prayer Book, for the Private Devotions of those living in Widowhood.
Página 32 - Memoriam." (Dedicated by Permission to the Poet-Laureate.) Fcap. 8vo, 2s. The Education of the Human Race. Translated from the German of Gotthold Ephraim Lessing. Fcap.
Página 18 - FRASER (Donald). Exchange Tables of Sterling and Indian Rupee Currency, upon a new and extended system, embracing Values from One Farthing to One Hundred Thousand Pounds, and at Rates progressing, in Sixteenths of a Penny, from is.
Página 15 - WARTENSLEBEN (Count H. von). The Operations of the South Army in January and February, 1871. Compiled from the Official War Documents of the Head-quarters of the Southern Army. Translated by Colonel CH von Wright. With Maps. Demy 8vo.
Página 33 - MA The Late Rev. FW Robertson, MA, Life and Letters of. Edited by. I. Uniform with the Sermons.
Página 23 - The author of these verses has written a very touching story of the human heart in the story he tells with such pathos and power, of an affection cherished so long and so secretly. . . . It is not the least merit of these pages that they are everywhere illumined with moral and religious sentiment, suggested, not paraded, of the brightest, purest character.
Página 32 - The Hymn Book consists of Three Parts :— I. For Public Worship. — II. For Family and Private Worship. —III. For Children. *** Published in various forms and prices, the latter ranging from %d.
Página 3 - The Mishmee Hills : an Account of a Journey made in an Attempt to Penetrate Thibet from Assam, to open New Routes for Commerce. Second Edition. With Four Illustrations and Map. Post 8vo. Cloth, price IDS. 6d. Cornhill Library of Fiction (The). Crown 8vo. Cloth, price 3$ . 6d. per volume. Half-a-Dozen Daughters.