Animal Locomotio
章节目录
共 23 段- Nor is this love of motion confined to the animal kingdom. W
- By comparing the flipper of the seal, sea-bear, and walrus w
- _Active organs of Locomotion. Muscles, their Properties, Arr
- _Walking of the Quadruped, Biped, etc._--As the earth, becau
- [Illustration: FIG. 25.--Ostriches pursued by a Hunter.]
- [39] “The number of steps which a person can take in a given
- [45] If the pectoral fins are to be regarded as the homologu
- The overhand movement enables the swimmer to throw himself f
- FIG. 50.--Diagram representing the double waved track descri
- In this figure (54) the conditions represented at fig. 53 (p
- _Rapidity of Wing Movements partly accounted for._--Much sur
- Captain F. W. Hutton, in a recent paper “On the Flight of Bi
- The pinion acts as a helix or screw in a more or less horizo
- _The Wing at all times thoroughly under control._--The wing
- In fig. 88 the greater impulse communicated during the down
- In the flexed state the wing is greatly reduced in size, its
- _Speed attained by Insects._--Many instances might be quoted
- [97] _Advantages possessed by long Pinions._--The long narro
- The idea embodied by Henson, Wenham, and Stringfellow is pla
- _Marey’s Views._--Professor Marey states that during _the do
- FIG. 117.--Represents a longitudinal section of bamboo cane
- _Necessity for supplying the Root of Artificial Wings with E
- From the researches and experiments detailed in the present