Jessup, Williams, Duman, Lee, Konanur, Silverman, Finley, Daley, & Voloshina (2025). Frequency and leg stiffness adaptation in human vertical hopping before, during and after added load. Journal of Experimental Biology, jeb250848.
Athanasiadou, Daley, & Koelewijn (2025). Neural networks estimate muscle force in dynamic conditions better than Hill-type muscle models. Journal of Experimental Biology, jeb250268.
Moore, Sadrossadat, Zhang, Huang, Huynh, McGowan, & Daley (2025). Beyond the burrow: Body condition and sex influence exploratory behavior in desert kangaroo rats (Dipodomys deserti). Biology Open, bio062164.
Thirkell, Bennett, Hart, Faulkes, Daley, & Portugal (2025). Metabolic expenditure of submaximal locomotion in naked mole-rats (Heterocephalus glaber) and Damaraland mole-rats (Fukomys damarensis). Journal of Experimental Biology, jeb249875.
Karimjee, River, Olsen, Chang, Wells, Daley, & Piercy (2025). Long-term, age-associated activity quantification in the DE50-MD dog model of Duchenne muscular dystrophy (DMD). Disease Models & Mechanisms, dmm052135.
Wang, Comite, Voloshina, Daley, & Seethapathi (2025). Deep learning framework for action prediction reveals multi-timescale locomotor control. arXiv, arXiv:2503.16340.
Patek, Daley, McHenry, & Sane (2024). JEB launches a new article type for theory and modelling studies. Journal of Experimental Biology, jeb249988.
Shin, Phan, Daley, Ijspeert, & Floreano (2024). Fast ground-to-air transition with avian-inspired multifunctional legs. Nature, https://doi.org/10.1038/s41586-024-08228-9.
Bemis, Konow, Daley, & Nishikawa (2024). Investigating in vivo force and work production of rat medial gastrocnemius at varying locomotor speeds using a Muscle avatar. Journal of Experimental Biology, jeb-248177.
Schwaner, Mayfield, Azizi, & Daley (2024). Linking in vivo muscle dynamics to in situ force-length and force-velocity reveals that guinea fowl lateral gastrocnemius operates at shorter than optimal lengths. Journal of Experimental Biology, jeb-246879.
Karimjee, Harron, Piercy, & Daley (2024). A standardised approach to quantifying activity in domestic dogs. Royal Society Open Science, rsos.240119.
Tsai, Navarro, Wu, Levinson, Mendoza, Schwaner, Daley, Azizi & Ilton (2024). Viscoelastic materials are most energy efficient when loaded and unloaded at equal rates. Journal of the Royal Society Interface, rsif.2023.0527.
Gilmour et al. (2023). Through the looking glass: attempting to predict future opportunities and challenges in experimental biology. Journal of Experimental Biology, jeb246921.
Ijspeert & Daley (2023). Integration of feedforward and feedback control in the neuromechanics of vertebrate locomotion: a review of experimental, simulation and robotic studies. Journal of Experimental Biology, jeb245784.
Rice, Bemis, Daley, & Nishikawa (2023). Understanding muscle function during perturbed in vivo locomotion using a muscle avatar approach. Journal of Experimental Biology, jeb244721.
Schwaner, Gordon, Biewener, & Daley (2023). Muscle force-length dynamics during walking over obstacles indicates delayed recovery and a shift towards more strut-like function in birds with proprioceptive deficit. Journal of Experimental Biology, jeb245199.
Patek, Daley, & Sane (2023). A century of comparative biomechanics: emerging and historical perspectives on an interdisciplinary field. Journal of Experimental Biology, jeb245876. [Editorial associated with JEB Centenary special issue on Comparative Biomechanics. ]
Mo, Kamska, Bribiesca-Contreras, Hauptmann, Daley, & Badri-Spröwitz (2022). Biophysical Simulation Reveals the Mechanics of the Avian Lumbosacral Organ. arXiv, arXiv:2212.11485.
Schwaner, Nishikawa, & Daley (2022). Kinematic trajectories in response to speed perturbations in walking suggest modular task-level control of leg angle and length. Integrative and Comparative Biology, https://doi.org/10.1093/icb/icac057.
Authors uncorrected PDF
Nichols and Daley (2022). Comparative neuromechanical circuits of the sensorimotor system. Frontiers in Integrative Neuroscience, fnint.2022.975948.
Hackett, Epstein-Gross, Daley, & Hubicki (2022). Locomotion as a risk-mitigating behavior in uncertain environments: A rapid planning and few-shot failure adaptation approach. International Conference on Robotics and Automation (ICRA), https://ieeexplore.ieee.org/abstract/document/9812103.
Badri-Spröwitz, Aghamaleki Sarvestani, Sitti, & Daley (2022). BirdBot achieves energy-efficient gait with minimal control using avian-inspired leg clutching. Science Robotics, 7(64), eabg4055. https://www.science.org/doi/10.1126/scirobotics.abg4055
free access via: https://is.mpg.de/publications/bb01 BirdBot CAD drawings are freely available for non-commercial use: https://edmond.mpdl.mpg.de/dataset.xhtml?persistentId=doi:10.17617/3.ETFG41
Biewener, Bomphrey, Daley, & Ijspeert (2022). Stability and manoeuvrability in animal movement: lessons from biology, modelling and robotics. Proceedings of the Royal Society B, rspb.2021.2492.
Whitney, Jeong, Daley, & Nishikawa (2022). Predicting in vivo forces of guinea fowl hindlimb muscles during perturbed locomotion using a titin-inspired model. SSRN Electronic Journal, https://par.nsf.gov/servlets/purl/10544320.
Dataset: Schwaner, M. Janneke; Nishikawa, Kiisa; Daley, Monica (2022), Data from: Kinematic trajectories in response to speed perturbations in walking suggest modular task-level control of leg angle and length. Dryad, Dataset, dryad.k0p2ngfbb.
Barbera, Pardo, Tassa, Daley, Richards, Kormushev, & Hutchinson (2022). Ostrichrl: A musculoskeletal ostrich simulation to study bio-mechanical locomotion. arXiv, arXiv:2112.06061.
Dataset: Daley, Gordon, Biewener, & Holt (2020), Data from: Tuning of feedforward control enables stable muscle force-length dynamics after loss of autogenic proprioceptive feedback, v13, UC Irvine, Dataset, https://doi.org/10.7280/D11H49
Hackett, Gao, Daley, Clark, & Hubicki (2020). Risk-constrained motion planning for robot locomotion: formulation and running robot demonstration. IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), https://doi.org/10.1109/IROS45743.2020.9340810.
Finnegan, Volk, Asher, Daley, & Packer (2020). Investigating the potential for seizure prediction in dogs with idiopathic epilepsy: owner-reported prodromal changes and seizure triggers. Veterinary Record, vr.105307.
Gordon Holt, Biewener, & Daley (2020). Tuning of feedforward control enables stable muscle force-length dynamics after loss of autogenic proprioceptive feedback. eLife, elife.53908.
Michel, West, Daley, Allen, & Hutchinson (2020). Appendicular Muscle Physiology and Biomechanics in Crocodylus niloticus. Integrative Organismal Biology, obaa038.
Kamska, Daley, & Badri-Spröwitz (2020). 3d anatomy of the quail lumbosacral spinal canal—implications for putative mechanosensory function. Integrative Organismal Biology, obaa037.
Haimson, Hadas, Kania, Daley, Cinnamon, Lev-Tov, & Klar (2020). Spinal dI2 interneurons regulate the stability of bipedal stepping. bioRxiv, eLife.62001.
Karimjee, Olsen, Piercy, & Daley (2019). P.325Frequency characterization of activity and behaviours in the deltaE50-MD dog model of Duchenne muscular dystrophy. Neuromuscular Disorders, https://www.nmd-journal.com/article/S0960-8966(19)30827-2/abstract.
Cuff, Daley, Krijn, Allen, Lamas, Adami, Pelligrand, & Hutchinson (2019). Relating neuromuscular control to functional anatomy of limb muscles in extant archosaurs. Journal of Morphology, jmor.20973.
Wold and Daley (2019). Fluid-structure interaction simulation of balance sensation in the avian lumbosacral organ. FASEB, https://doi.org/10.1096/fasebj.2019.33.1_supplement.727.4.
Malzahn, Kashiri, Daley, & Tsagarakis (2019). Advances in Mechatronics and Biomechanics Towards Efficient Robot Actuation. Frontiers in Robotics and AI, https://doi.org/10.3389/frobt.2019.00019.
Kashiri, et al. (2018). On the Energetic Gap between Robots and Biological Systems. Frontiers in Robotics & AI, https://doi.org/10.3389/frobt.2018.00129.
Daley (2018). Understanding the agility of running birds: Sensorimotor and mechanical factors in avian bipedal locomotion. Integrative and Comparative Biology, https://doi.org/10.1093/icb/icy058.
Neal, Barton, Birn-Jeffrey, Daley and Morrissey (2018) The effects & mechanisms of increasing running step rate: A feasibility study in a mixed-sex group of runners with patellofemoral pain. Physical Therapy in Sport, ptsp.2018.05.018.
Daley and Birn-Jeffery (2018) Scaling of avian bipedal locomotion reveals independent effects of body mass and leg posture on gait. Journal of Experimental Biology, jeb152538.
Urbina-Melendez, Jalaledini, Daley & Valero-Cuevas (2018). A physical model suggests that hip-localized balance sense in birds improves state estimation for perching: implications for bipedal robots. Frontiers in Robotics and AI, https://www.frontiersin.org/articles/10.3389/frobt.2018.00038/full.
Daley, Channon, Nolan, & Hall (2016). Preferred gait and walk-run transition speeds in ostriches measured using GPS-IMU sensors. Journal of Experimental Biology, jeb.142588.
Portugal, Murn, Sparkes, & Daley (2016). The fast and forceful kicking strike of the secretary bird. Current Biology, https://doi.org/10.1016/j.cub.2015.12.004.
Gordon, Rankin, & Daley (2015). How do treadmill speed and terrain visibility influence neuromuscular control of guinea fowl locomotion? Journal of Experimental Biology, jeb.104646.
Hubicki, Jones, Daley, & Hurst (2015). Do limit cycles matter in the long run? Stable orbits and sliding-mass dynamics emerge in task-optimal locomotion. IEEE International Conference on Robotics and Automation (ICRA), 5113-5120. https://doi.org/10.1109/ICRA.2015.7139911.
Birn-Jeffery, Hubicki, Blum, Renjewski, Hurst, & Daley (2014). Don’t break a leg: Running birds from quail to ostrich prioritise leg safety and economy in uneven terrain. Journal of Experimental Biology, jeb.102640.
Van Why, Hubiki, Jones, Daley, & Hurst (2014). Running into a Trap: Numerical Design of Task-Optimal Preflex Behaviors for Delayed Disturbance Responses. IEEE International Conference on Intelligent Robots and Systems (IROS), doi: 10.1109/IROS.2014.6942908.
Blum, Vejdani, Birn-Jeffery, Hubicki, Hurst, & Daley (2014). Swing-Leg Trajectory of Running Guinea Fowl Suggests Task-Level Priority of Force Regulation Rather than Disturbance Rejection. PLOS ONE, pone.0100399.
Voloshina, Kuo, Daley, & Ferris (2013). Biomechanics and energetics of walking on uneven terrain. Journal of Experimental Biology, jeb.081711.
Vejdani, Blum, Daley & Hurst (2013). Bio-inspired swing leg control for spring-mass robots running on ground with unexpected height disturbance. Bioinspiration and Biomimetics, https://iopscience.iop.org/article/10.1088/1748-3182/8/4/046006/meta.
Paxton, Daley, Corr, & Hutchinson (2013). The gait dynamics of the modern broiler chicken: A cautionary tale of selective breeding. Journal of Experimental Biology, jeb.080309.
Daley, Bramble, & Carrier (2013). Impact loading and locomotor-respiratory coordination significantly influence breathing dynamics in running humans. PLOS ONE, pone.0070752.
Ross, Blob, Carrier, Daley, Deban, Demes, Gripper, Iriarte-Diaz, Kilbourne, Landberg, Polk, Schilling, & Vanhooydonck (2012). The evolution of locomotor rhythmicity in tetrapods. Evolution, evo.12015.
Birn-Jeffery and Daley (2012). Birds achieve high robustness in uneven terrain through active control of landing conditions. Journal of Experimental Biology, jeb.065557.
Daley and Biewener (2011). Leg muscles that mediate stability: Mechanics and control of two distal extensor muscles during obstacle negotiation in the guinea fowl. Philosophical Transactions B, rstb.2010.0338.
Blum, Birn-Jeffery, Daley, & Seyfarth (2011). Does A Crouched Leg Posture Enhance Running Stability and Robustness? Journal of Theoretical Biology, https://doi.org/10.1016/j.jtbi.2011.04.029.
Daley and Usherwood (2010). Two explanations for the compliant running paradox: reduced work of bouncing viscera and increased stability in uneven terrain. Biology Letters, rsbl.2010.0175.
Blum, Birn-Jeffery, Daley, & Seyfarth (2010). Does a crouched posture provide benefits for stability and robustness? In Proceedings of the 16th US National Congress of Theoretical and Applied Mechanics, State College, USA.
Daley, Voloshina, & Biewener (2009). The role of intrinsic muscle mechanics in the neuromuscular control of stable running in the guinea fowl. The Journal of Physiology, https://doi.org/10.1113/jphysiol.2009.171017.
Usherwood, Szymanek, & Daley (2008). Compass gait mechanics account for top walking speeds in ducks and humans. Journal of Experimental Biology, jeb.023416.
Daley (2008). Biomechanics: Running Over Uneven Terrain Is a No-Brainer. Current Biology, https://www.cell.com/current-biology/fulltext/S0960-9822(08)01280-3.
Pelc, Daley, & Ferris (2008). Resonant hopping of a robot controlled by an artificial neural oscillator. Bioinspiration and Biomimetics, https://iopscience.iop.org/article/10.1088/1748-3182/3/2/026001.
Biewener and Daley (2007). Unsteady locomotion: integrating muscle function with whole body dynamics and neuromuscular control. Journal of Experimental Biology, jeb.005801.
Ferris, Sawicki, & Daley (2007). A physiologist’s perspective on robotic exoskeletons for human locomotion. International Journal of Humanoid Robotics. https://doi.org/10.1142/S0219843607001138.
Nishikawa, Biewener Aerts, Ahn, Chiel, Daley, Daniel, Full, Hale, Hedrick, Lappin, Nichols, Quinn, Ritzmann, Satterlie, & Szymik (2007). Neuromechanics: An integrative approach for understanding motor control. Integrative and Comparative Biology, https://doi.org/10.1093/icb/icm024.
Daley, Felix, & Biewener (2007). Running stability is enhanced by a proximo-distal gradient in joint neuromechanical control. Journal of Experimental Biology, jeb.02668.
Daley and Biewener (2006). Running over rough terrain reveals limb control for intrinsic stability. Proceedings of the National Academy of Sciences. pnas.0601473103.
Daley, Usherwood, Felix, & Biewener (2006). Running over rough terrain: guinea fowl maintain dynamic stability despite a large unexpected change in substrate height. Journal of Experimental Biology, jeb.01986.
Daley and Goller (2004). Tracheal length changes during zebra finch song and their possible role in upper vocal tract filtering. Journal of Neurobiology, neu.10332.
Daley and Biewener (2003). Muscle force-length dynamics during level versus incline locomotion: a comparison of in vivo performance of two guinea fowl ankle extensors. Journal of Experimental Biology, jeb.00503.
Goller and Daley (2001). Novel motor gestures for phonation during inspiration enhance the acoustic complexity of birdsong. Proceedings of the Royal Society London B, rspb.2001.1805.