Inferring muscle functional roles of the ostrich pelvic limb during walking and running using computer optimization

JW Rankin, J Rubenson… - Journal of the Royal …, 2016 - royalsocietypublishing.org
Owing to their cursorial background, ostriches (Struthio camelus) walk and run with high
metabolic economy, can reach very fast running speeds and quickly execute cutting …

Musculoskeletal modelling of an ostrich (Struthio camelus) pelvic limb: influence of limb orientation on muscular capacity during locomotion

JR Hutchinson, JW Rankin, J Rubenson… - PeerJ, 2015 - peerj.com
We developed a three-dimensional, biomechanical computer model of the 36 major pelvic
limb muscle groups in an ostrich (Struthio camelus) to investigate muscle function in this, the …

Adaptations for economical bipedal running: the effect of limb structure on three-dimensional joint mechanics

J Rubenson, DG Lloyd, DB Heliams… - Journal of the …, 2011 - royalsocietypublishing.org
The purpose of this study was to examine the mechanical adaptations linked to economical
locomotion in cursorial bipeds. We addressed this question by comparing mass-matched …

Mechanical and energetic scaling relationships of running gait through ontogeny in the ostrich (Struthio camelus)

NC Smith, AM Wilson - Journal of Experimental Biology, 2013 - journals.biologists.com
It is unclear whether small animals, with their high stride frequency and crouched posture, or
large animals, with more tendinous limbs, are more reliant on storage and return of elastic …

Toe function and dynamic pressure distribution in ostrich locomotion

NU Schaller, K D'Août, R Villa… - Journal of …, 2011 - journals.biologists.com
The ostrich is highly specialized in terrestrial locomotion and is the only extant bird that is
both didactyl and exhibits a permanently elevated metatarsophalangeal joint. This extreme …

Computational modelling of muscle fibre operating ranges in the hindlimb of a small ground bird (Eudromia elegans), with implications for modelling locomotion in …

PJ Bishop, KB Michel, A Falisse, AR Cuff… - PLoS Computational …, 2021 - journals.plos.org
The arrangement and physiology of muscle fibres can strongly influence musculoskeletal
function and whole-organismal performance. However, experimental investigation of muscle …

Ostrichrl: A musculoskeletal ostrich simulation to study bio-mechanical locomotion

V La Barbera, F Pardo, Y Tassa, M Daley… - arXiv preprint arXiv …, 2021 - arxiv.org
Muscle-actuated control is a research topic that spans multiple domains, including
biomechanics, neuroscience, reinforcement learning, robotics, and graphics. This type of …

Phalangeal joints kinematics during ostrich (Struthio camelus) locomotion

R Zhang, Q Ji, G Luo, S Xue, S Ma, J Li, L Ren - PeerJ, 2017 - peerj.com
The ostrich is a highly cursorial bipedal land animal with a permanently elevated
metatarsophalangeal joint supported by only two toes. Although locomotor kinematics in …

Exploring the mechanical basis for acceleration: pelvic limb locomotor function during accelerations in racing greyhounds (Canis familiaris)

SB Williams, JR Usherwood… - Journal of …, 2009 - journals.biologists.com
Animals in their natural environments are confronted with a regular need to perform rapid
accelerations (for example when escaping from predators or chasing prey). Such …

Chasing the cheetah: how field biomechanics has evolved to keep up with the fastest land animal

S Shield, N Muramatsu, Z Da Silva… - Journal of …, 2023 - journals.biologists.com
Studying the motion of cheetahs–especially in the wild–is a technically challenging
endeavour that pushes the limits of field biomechanics methodology. Consequently, it …