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Animal Locomotion: Walking, Swimming and Flying with a Dissertation on ...
James Bell Pettigrew
Sin vista previa disponible - 2016
according action advance alternately angle animals applied arrangement artificial ascends Author axis backwards bird body bones carried causing Compare consequently constructed Crown 8vo curves depressed descends described direction effective elastic elevated employed enables experiment extended extremities fact fall feathers feet figure figure-of-8 fish flexed flexible flexion flight flying follows foot force forward given gives greater ground hand horizontal inclined increased insect joint kite legs length less lever manner motion move movements muscles muscular natural nearly necessary oblique observed operate opposite pinion planes portion position posterior margin present produced progression propelling rapidity referred regarded remarkable represented resistance result reverse rise root rotation running screw seen short side similar space speed spiral stroke surface swimming tail travelling trunk twisting upwards vertical vibrate walking wave weight wing
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Página 5 - 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 19 - 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 257 - 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.
Página 261 - HOPKINS (M.). . The Port of Refuge; or, Counsel and Aid to Shipmasters in Difficulty, Doubt, or Distress. Crown 8vo.
Página 25 - Lichens, Fungi). Prof. HERMANN (University of Zurich). Respiration. Prof. LEUCKART (University of Leipsic). Outlines of Animal Organization. Prof. LIEBREICH (University of Berlin). Outlines of Toxicology. Prof. KUNDT (University of Strasburg).