Energy transformation during erect and 'bent-hip, bent-knee' walking by humans with implications for the evolution of bipedalism

Journal of Human Evolution

Volumn 44, Issue 5, 2003, Pages 563-579

  Wang, W J ^a   Crompton, R H ^a   Li, Y ^a   Gunther, M M ^a  

^a UNIVERSITY OF LIVERPOOL   (United Kingdom)

Author keywords

'Bent hip, bent knee'; Energy exchange; Erect walking; Evolution of bipedalism; Phase shift

Indexed keywords

BIPEDALISM; ENERGY EFFICIENCY; EVOLUTION; MOVEMENT; PRIMATE; WALKING;

AUSTRALOPITHECUS AFARENSIS; HOMINIDAE;

EID: 0037930526     PISSN: 00472484     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0047-2484(03)00045-9     Document Type: Article

References (48)

1. Alexander, R.McN., 1991. Characteristics and advantages of human bipedalism. In: Rayner, J.M.V., Wooton, R.J. (Eds.), Biomechanics and Evolution. Cambridge University Press, Cambridge, pp. 255-265.
2. Alexander, R.McN., 1992. A model of bipedal locomotion on compliant legs. Phil. Trans. Roy. Soc. Lond. (B), 189-198.
3. Alexander, R.McN., 1996. Optima for Animals. Princeton University Press, Princeton, NJ.
4. Alexander, R.McN., Jayes, A.S., 1980. Fourier analysis of forces exerted in walking and running. J. Biomech. 13, 383-390.
5. Bowker, A.H., Lieberman, G.J., 1959. Engineering statistics. Prentice-Hall, Englewood Cliffs (N.J.).
6. Carrier, D.R., 1984. The energetic paradox of human running and hominid evolution. Curr. Anthropol. 25, 483-495.
7. Carey, T.S. 1998. Energetics of early hominid bipedalism. PhD thesis, The University of Liverpool.
8. Carey, T.S., Crompton, R.H., 1997. The bipedal locomotion of early hominids. J. Morphol. 232(3), 240.
9. Cavagna, G.A., 1975. Force platforms as ergometers. J. App Physiol. 39, 174-179.
10. Cavagna, G.A, Thys, H., Zamboni, A., 1976. The sources of external work in level walking and running. J. Physiol. 262, 639-657.
11. Cavagna, G.A., Heglund, N.C., Taylor, C.R., 1977. Mechanical work in terrestrial locomotion: two basic mechanisms for minimizing energy expenditure. Am. J. Physiol. 233, 243-261.
12. Cavagna, G.A., Franzetti, P., Fuchimoto, T., 1983. The mechanics of walking in children. J. Physiol. 343, 323-339.
13. Cavagna, G.A., Williams, P.A., Heglund, N.C., 2000. The role of gravity in human walking: pendular energy exchange, external work and optimal speed. J. Physiol. 528(3), 657-668.
14. Crompton, R.H., Li, Y., Wang, W.J., Gunther, M.M., Savage, R., 1998. The mechanical effectiveness of erect and 'bent-knee, bent-hip' bipedal walking in Australopithecus afarensis. J. Hum. Evol. 35, 55-74.
15. Donelan, J.M., Kram, R., Kuo, A.D., 2002. Simultaneous positive and negative external mechanical work in human walking. J. Biomech. 35, 117-124.
16. Hunt, K.I., 1994. The evolution of human bipedality: ecology and functional anatomy. J. Hum. Evol. 26, 183-202.
17. Jenkins, F.A. Jr., 1972. Chimpanzee bipedalism: cineradiographic analysis and implications for the evolution of gait. Science 178, 877-879.
18. Johanson, D.C., Lovejoy, C.O., Kimbel, W.H., White, T.D., Ward, S.C., Bush, M.E., Latimer, B.M., Coppens, Y., 1982. Morphology of the Pliocene Partial hominid skeleton (AL 288-1) from the Hadar formation, Ethiopia. Am. J. Phys. Anthropol. 57, 403-452.
19. Kimbel, W.H., Johanson, D.C., Rak, Y., 1994. The first skull and other new discoveries of Australopithecus afarensis at Hadar, Ethiopia. Nature 368, 449-451.
20. Kimura, T., 1996, Centre of gravity of the body during the ontogeny of chimpanzee bipedal walking. Folia Primatol. 66, 126-136.
21. Kramer, P.A., 1999. Modelling the locomotor energetics of extinct hominids. J. Exp. Biol. 202, 2807-2818.
22. Leakey, M.G., Fiebel, C.S., McDougall, I., Walker, A.C., 1995. New four-million-year-old hominid species from Kanapoi and Allia Bay, Kenya. Nature 376, 565-571.
23. Latimer, B., Ohman, J.C., Lovejoy, C.O., 1987. Talocrural joint in African hominoids: implications for Australopithecus afarensis. Am. J. Phys. Anthropol. 74, 155-176.
24. Leonard, W.R., Robertson, M.I., 1995. Energetic Efficiency of Human Bipedality. Am. J. Phys. Anthropol. 97, 335-338.
25. Li, Y., Crompton, R.H., Gunther, M.M., Alexander, R.McN., Wang, W.J., 1996. Characteristics of ground reaction forces in normal and chimpanzee-like bipedal walking by humans. Folia Primatol. 66, 137-159.
26. McMahon, T.A., 1985. The role of compliance in mammalian running gaits. J. Exp. Biol. 115, 263-282.
27. McMahon, T.A., Valiant, G., Frederick, E.C., 1987. Groucho running. J. Appl. Physiol. 62, 2326-2337.
28. Preuschoft, H., Witte, H., 1991. Biomechanical reasons for the evolution of hominid body shape. In: Coppens, Y., Senut, B. (Eds.), Origine(s) de la bipedie chez les Hominides. Paris, Editions du C.R.N.S. pp. 59-78.
29. Richmond, B.G., Strait, D.S., 2000. Evidence that humans evolved from a knuckle-walking ancestor. Nature. 404, 382-385.
30. Rodman, P.S., McHenry, H., 1980. Bioenergetics and the origin of human bipedalism. Am. J. Phys. Anthropol. 52, 103-106.
31. Rose, M.D., 1991. The process of bipedalisation in hominids. In: Coppens, Y., Senut, B. (Eds.), Origine(s) de la bipedie chez les hominides. Paris, Editions du CRNS, pp. 37-48.
32. Sarmiento, E.E., 1998. Generalized quadrupeds, committed bipeds and the shift to open habitats: An evolutionary model of hominid divergence. Am. Mus. Nov. 3250, 1-78.
33. Schmitt, D., Stern, J.R., Larson, S.G., 1996. Compliant gait in humans: implications for substrate reaction forces during Australopithecine bipedalism. Am. J. Phys. Anthropol. Suppl. 22, 209.
34. Sellers, W.I., Dennis, L.A., Crompton, R.H. 2003. Predicting the metabolic energy costs of bipedalism using evolutionary robotics. J. Exp. Biol. 206, 1127-1136.
35. Steudel, K., 1996. Limb morphology, bipedal gait, and the energetics of hominid locomotion. Am. J. Phys. Anthropol. 99, 345-355.
36. Stern, J.T., Susman, R.L., 1983. The locomotor anatomy of Australopithecus afarensis. Am. J. Phys. Anthropol. 60, 279-317.
37. Susman, R.L., Stern, J.T., Jungers, W.L., 1984. Arboreality and bipedality in the Hadar hominids. Folia Primatol. 43, 113-156.
38. Taylor, C.R., Rowntree, V.J., 1973. Running on two or on four legs: Which consumes more energy? Science 179, 186-187.
39. Wang, W.J. 1999. The mechanics of bipedalism in relation to load-carrying: biomechanical optima in hominid evolution. PhD thesis, The University of Liverpool.
40. Wang, W.J., Crompton, R.H., Li, Y., Gunthor, M.M., 2003. Optimum ratio of upper to lower limb lengths in hand-carrying of a load under the assumption of frequency coordination. J. Biomech. 36, 249-252.
41. Ward, C.V., 2002. Interpreting the posture and locomotion of Australopithecus afarensis: where do we stand? Yrbk Phys. Anthropol. 45, 185-215.
42. Williams, P.A., Cavagna, G.A., Heglund, N.C., 1995. External, internal and total works in human locomotion. J. Exp. Biol. 198, 379-393.
43. Williams, K.R., Cavanagh, P.R., 1983. A model for calculation of mechanical power during distance running. J. Biomech. 16, 115-128.
44. Winter, D.A., 1979. A new definition of mechanical work done in human movement. J. Appl. Physiol. 46, 79-83.
45. Winter, D.A., 1983. Energy generation and absorption at the ankle and knee during fast, natural, and slow cadences. Clin. Orthop. Rel. Res. 175, 147-154.
46. Winter, D.A., 1990. Biomechanics and Motor Control of Human Movement (2nd edition). Wiley-Interscience, New York.
47. Winter, D.A., 1991. The Biomechanics and Motor Control of Human Gait: Nomal, Elderly and Pathological. University of Waterloo Press, Waterloo, Ontario.
48. Zarrugh, M.Y., 1981. Power requirements and mechanical efficiency of treadmill walking. J. Biomech. 14, 157-165.