Animal locomotion, or Walking, swimming, and flying, with a dissertation on aëronautics (1874)
Pettigrew, James Bell, 1834-1908 · New York, D. Appleton & company · leaf 87
tucked up likethe rudimentary wings of the ostrich, to correct undue oscilla-tion at the shoulders, occasioned by the violent oscillationproduced at the pelvis in the act of running. 62 ANIMAL LOCOMOTION. In order to enable the right leg to swing forward, it isevident that it must be flexed, and… … Fig. 28.—Preparing to run, from a design by Flaxman. Adapted. In the ori-ginal of this figure the right arm is depending and placed on the rightthigh. leg tending to oscillate in a slightly backward direction asthe trunk is elevated. The body is more inclined forwardsin running than in walking, and…
Animal locomotion · Aeronautics
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