Animal locomotion Acinonyx jubatus 1 Active flaps 1 Aircraft stability 1 Analysis approach 1 Animals 1 Antilocapridae 1 Araneae 1 Article 1 Biomechanical Phenomena 1 Biomechanics 1 Cats 1 Dinosauria 1 Effective mechanical advantage 1 Elephantidae 1 Energy extraction 1 Extraction 1 Flow induced 1 Fluid structure interaction 1 Fluid-structure interaction 1 Gait 1 Hexapoda 1 Hill relation 1 Leg design 1 Locomotion 1 Mammalia 1 Modal analysis 1 Mode competition 1 Morphing 1 Muscle, Skeletal 1