The evolution of the upright posture and gait-a review and a new synthesis

Naturwissenschaften

Volumn 97, Issue 3, 2010, Pages 241-263

  Niemitz, Carsten ^a  

^a FREIE UNIVERSITÄT BERLIN   (Germany)

Author keywords

Bipedalism; Evolution; Orthograde posture; Shore dwelling; Upright gait

Indexed keywords

ANATOMY; ARBOREAL SPECIES; BIPEDALISM; EVOLUTIONARY THEORY; FOSSIL RECORD; HUMAN EVOLUTION; HUMID ENVIRONMENT; PALEOECOLOGY; PALEOENVIRONMENT; SAVANNA;

ACCLIMATIZATION; ANIMAL; ARTICLE; BODY POSTURE; CLASSIFICATION; EVOLUTION; FOSSIL; GAIT; HISTOLOGY; HOMINID; HUMAN; KENYA; LOCOMOTION; PHYSICAL ANTHROPOLOGY; PHYSIOLOGY; PRIMATE; SCANDENTIA; UGANDA; WALKING;

ACCLIMATIZATION; ANIMALS; ANTHROPOLOGY, PHYSICAL; EVOLUTION; FOSSILS; GAIT; HOMINIDAE; HUMANS; KENYA; LOCOMOTION; POSTURE; PRIMATES; TUPAIIDAE; UGANDA; WALKING;

AMPHIBIA;

EID: 77949424008     PISSN: 00281042     EISSN: None     Source Type: Journal    
DOI: 10.1007/s00114-009-0637-3     Document Type: Article

References (165)

1. J Altmann A Samuels 1992 Costs of maternal care: infant-carrying in baboons Behav Ecol Sociobiol 29 391 398
2. Appleton J (1990) The symbolism of habitat. An interpretation of landscape in the art. University of Washington Press, Seattle
3. Ardey R (1961) African genesis. Dell, New York
4. H Aspöck J Walochnik 2007 Die parasiten des menschen aus der sicht der koevolution Denisia 20. NS 66 179 254
5. Badrian NL, Malenky RK (1984) Feeding ecology of Pan paniscus in the Lomako forest, Zaïre. In: Susman RL (ed) The pygmy chimpanzee-evolutionary biology and behavior. Plenum Press, New York, pp 275-300
6. GA Bartholomew JB Birdsell 1953 Ecology and the protohominids Am Anthropol 55 481 498
7. SK Bearder 2000 Flood brothers BBC Wildlife 18 64 68
8. Begun DR (2003) Das Zeitalter der Menschenaffen-Spektrum Wiss 12/2003:58-66
9. EL Bennett AC Sebastian 1988 Social organization and ecology of proboscis monkeys (Nasalis larvatus) in mixed coastal forest of Sarawak Int J Primatol 9 233 255
10. RJ Blumenshine JA Cavallo 1992 Scavenging and human evolution Sci Am 267 90 96 dt.: Frühe Hominiden-Aasfresser. Spektrum Wiss. 1992:88-95
11. C Boesch 1999 The emergence of cultures among wild chimpanzees Proc Brit Acad 88 251 268
12. DM Bramble DE Lieberman 2004 Endurance running and the evolution of Homo Nature 432 345 352 1:CAS:528:DC%2BD2cXpvVCjt70%3D 15549097
13. Brandon-Jones D (1984) Colobus and leaf monkeys. In: Macdonald D (ed) The encyclopaedia of mammals. Allen and Unwin, London, pp 398-408
14. Breuer Th, Ndoundou-Hockemba M, Fishlock V (2005) Gorilla uses self-made tool while wading in water. Public Library of Science, 3/11, Nov 2005
15. M Brunet F Guy D Pilbeam H Mackaye A Likius D Ahounta A Beauvilain C Blondel H Bocherens J-R Boisserie L De Bonis Y Coppens J Dejax C Denys P Duringer V Eisenmann G Fanone P Fronty D Geraads T Lehmann F Lihoreau A Louchar A Mahamat G Merceron G Mouchelin O Otero P Campomanes M Ponce De Leon J-C Rage M Sapanet M Schuster J Sudre P Tassy X Valentin P Vignaud L Viriot A Zazzo C Zollikofer 2002 A new hominid from the Upper Miocene of Chad, Central Africa Nature 418 145 151 1:CAS:528:DC%2BD38XltFGls74%3D 12110880
16. M Brunet F Guy J-R Boisserie A Djimdoumalbaye T Lehmann F Lihoreau A Louchart M Schuster P Tafforeau A Likius HT Makaye C Blondel H Bocherens L De Bonis Y Coppens C Denis P Duringer V Eisenmann A Flisch D Geraads N Lopez-Martinez O Otero PP Campomanes D Pilbeam M Ponce De Leon P Vignaud L Viriot C Zollikofer 2004 'Toumaï', Miocène supérieur du Tchad, le nouveau doyen du rameau humain CR Palevol 3 277 285
17. M Brunet F Guy D Pilbeam DE Liebermann A Likius T Hassane H Mackaye M Ponce de Leon C Zollikofer P Vignaud 2005 New material of the earliest hominid from the Upper Miocene of Chad Nature 434 752 755 1:CAS:528:DC%2BD2MXivFCgtbg%3D 15815627
18. JHG Cant 1987 Positional behavior of female Bornean orangutans (Pongo pygmaeus) Am J Primatol 12 71 90
19. Cartmill M, Smith FH, Brown KB (2009) The human lineage. John Wiley, New York
20. G Chaplin NG Jablonski NT Cable 1994 Physiology, thermoregulation and bipedalism J Hum Evol 27 497 510
21. RJ Clarke PV Tobias 1995 Sterkfontein member 2 footbones of the oldest South African hominid Science 269 521 524 1:CAS:528:DyaK2MXntF2ksb0%3D 7624772
22. Cowlishaw G, Clutton-Brock T (2001) Primates. In: Macdonald D (ed) The new encyclopedia of mammals. Oxford University Press, Oxford, pp 290-301
23. Crompton RH, Thorpe S, Wang WJ et al. (2003) The biomechanical evolution of erect bipedality. In: Franzen JF, Köhler M, Moyà-Solà S (eds) Walking upright. Cour Forsch-Inst Senckenberg 234:135-146
24. RH Crompton EE Vereecke SKS Thorpe 2008 Locomotion and posture from the common hominoid ancestor to fully modern hominins, with special reference to the last common panin/hominin ancestor J Anat 212 501 543 1:STN:280: DC%2BD1c3itlWlsg%3D%3D 18380868
25. M Dainton 2001 Did our ancestors knuckle-walk? Nature 410 324 325 1:CAS:528:DC%2BD3MXitFOntro%3D 11268197
26. Dart RA (1959) Adventures with the missing link. Harper and Brothers, New York
27. Darwin C (1871) The descent of man, and selection in relation to sex. John Murray, London
28. Deloison Y (2004) Préhistoire du piéton. Essai sur les nouvelles origines de l'homme. Plon, Paris
29. B Demes SG Larsen JT Stern AR Biknevicius D Schmitt 1994 The kinetics of primate quadrupedalism: hindlimb drive reconsidered J Hum Evol 26 353 374
30. Dunsworth H, Challis JH, Walker A (2003) Throwing and bipedalism: a new look at an old idea. In: Franzen JF, Köhler M, Moyà-Solà S (eds) Walking upright. Cour Forsch-Inst Senckenberg 234:105-110
31. LC Eiseley 1953 Fossil man Sci Am 189 65 72
32. Ellis D (1991) Is an aquatic ape viable in terms of marine ecology and primate behaviour? In: Roede M, Wind J, Patrick JM, Reynolds V (eds) The aquatic ape: fact or fiction? The first scientific evaluation of a controversial theory of human evolution. Souvenir Press, London, pp 36-74
33. W Etkin 1954 Social behavior and the evolution of man's faculties Am Nat 88 129 142
34. Fedigan L, Fedigan LM (1988) Cercopithecus aethipos: a review of field studies. In: Gautier-Hion A, Bourlière F, Gautier JP, Kingdon (eds) A primate radiation: evolutionary biology of the African guenons. Cambridge University Press, Cambridge, pp 389-411
35. Fleagle JG (1988) Primate adaptation and evolution. Academic, San Diego
36. Fleagle JG, Stern JT, Jungers WL, Susman RL, Vangor AK, Wells JP (1981) Climbing: A biomechanical link with brachiation and with bipedalism. In: Day MH (ed) Vertebrate locomotion. Symp Zool Soc Lond 48:359-375
37. Friday AE (1992) Human evolution: the evidence from DNA sequencing. In: Jones S, Martin RD, Pilbeam D (eds) The Cambridge encyclopedia of human evolution. Cambridge University Press, Cambridge, pp 316-321
38. DL Gebo 1996 Climbing, brachiation, and terrestrial quadrupedalism: historical precursors of hominid bipedalism Am J Phys Anthropol 101 55 92 1:STN:280:DyaK2s%2FjtVyksQ%3D%3D 8876814
39. TM Griffin R Kram 2000 Penguin waddling is not wasteful Nature 408 929 1:CAS:528:DC%2BD3MXhs1ynsA%3D%3D 11140670
40. Groves C, Cameron DW (2004) Bones, stones and molecules. Elsevier Academic Press, London
41. MM Günther Y Li RH Crompton 1997 Bipedal walking in humans and chimpanzees: the significance of differences in specific gait patterns Folia Primatol 69 187
42. Y Haile-Selassie 2001 Late Miocene hominids form the Middle Awash, Ethiopia Nature 412 178 181 1:STN:280:DC%2BD3MzpslOnsg%3D%3D 11449272
43. KT Han 2007 Responses to six major terrestrial biomes in terms of scenic beauty, preference, and restorativeness Environ Behav 39 529 556
44. Harcourt-Smith WEH (2007) The origins of bipedal locomotion. In: Henke W, Tattersall I (eds) Handbook of paleoanthropology. Vol III Phylogeny of hominids. Springer, Berlin, pp 1483-1518
45. GW Hewes 1961 Food transport and the origin of hominid bipedalism Am Anthropol 63 687 710
46. J Hore S Watts J Martin B Miller 1995 Timing of finger opening and ball release in fast and accurate overarm throws Exp Brain Res 103 277 286 1:STN:280:DyaK2MzgvFeisA%3D%3D 7789435
47. J Hore S Watts D Tweed 1999 Prediction and compensation by an internal model for back forces during finger opening in overarm throw J Neurophysiol 82 1187 1197 1:STN:280:DyaK1MvhsVaisQ%3D%3D 10482738
48. Hrdy SB (1999) Mother nature: natural selection and the female of the species. Chatto and Windus, London
49. KD Hunt 1994 The evolution of human bipedality: ecology and functional morphology J Hum Evol 26 183 202
50. KD Hunt 1996 The postural feeding hypothesis: an ecological model for the evolution of bipedalism South African J Sci 92 77 90
51. Hunt KD (1998) Ecological morphology of Australopithecus afarensis: traveling terrestrially, eating arboreally. In: Strasser E, Fleagle J, Rosenberger A, McHenry H (eds) Primate locomotion: recent advances. Plenum Press, New York, pp 397-418
52. H Ishida Y Kunimatsu T Takano Y Nakano M Nakatsukasa 2004 Nacholapithecus skeleton from the middle Miocene of Kenya J Hum Evol 46 67 101
53. K Isler 2002 Characteristics of vertical climbing in gibbons Hominid Evol, Suppl 1 49 52
54. K Isler SKS Thorpe 2003 Gait parameters in vertical climbing of captive, rehabilitant and wild Sumatran orang-utans (Pongo pgymaeus abelii) J Exp Biol 206 4081 4096 14555748
55. NG Jablonski G Chaplin 1993 Origin of habitual terrestrial bipedalism in the ancestor of the Hominidae J Hum Evol 24 259 280
56. CJ Jolly 1970 The seed-eaters: a new model for hominoid differentiation based on a baboon analogy Man 5 1 26
57. Kano T, Mulavwa M (1984) Feeding ecology of the pygmy chimpanzee (Pan paniscus) of Wamba. In: Susman RL (ed) The pygmy chimpanzee-evolutionary biology and behavior. Plenum Press, New York, pp 233-273
58. Kimura T (1985) Bipedal and quadrupedal walking in primates: comparative dynamics. In: Kondo S (ed) Primate morphophysiology, locomotor analysis and human bipedalism. Tokyo University Press, Tokyo, pp 81-104
59. Kimura T, Okada M, Ishida H (1979) Kinesiological characteristics of primate walking: its significance in human walking. In: Morbeck ME, Preuschoft H, Gomberg N (eds) Environment, behavior, and morphology: dynamic interactions in primates. Gustav Fischer, New York, pp 297-312
60. Kirschmann E (1999) Das Zeitalter der Werfer-eine neue Sicht des Menschen. Kirschmann, Hannover
61. M Köhler S Moyà-Solà 1997 Ape-like or hominid-like? The positional behavior of Oreopithecus bamboli reconsidered Proc Natl Acad Sci USA 94 11747 11750 9326682
62. M Köhler S Moyà-Solà 1997 The evolution from pronograde to orthograde posture and locomotion: implications for bipedality Folia Primatol 69 185
63. MG Leakey CS Feibel I McDougall A Walker 1995 New four-million-year-old hominid species from Kanapoi and Allia Bay, Kenya Nature 376 565 571 1:CAS:528:DyaK2MXns1Sjt7w%3D 7637803
64. Y Li RH Crompton WJ Wang MM Günther 2002 Reconstructing the mechanics of quadrupedalism in an extinct hominoid Zeitschr Morphol Anthropol 83 265 274 1:STN:280:DC%2BD38zgvFSitw%3D%3D
65. Lovejoy CO (1978) A biochemical view of the locomotor diversity of early hominids. In: Jolly CJ (ed) Early hominids of Africa. St. Martin's, New York, pp 403-429
66. CO Lovejoy 1981 The origin of man Science 211 341 350 17748254
67. CO Lovejoy KG Heiple RS Meindl 2001 Did our ancestors knuckle-walk? Nature 410 325 326 1:CAS:528:DC%2BD3MXitFOntrg%3D 11268198
68. Macdonald D (ed) (2001) The new encyclopedia of mammals. Oxford University Press, Oxford, New York
69. L MacLatchy D Gebo R Kityo D Pilbeam 2000 Postcranial functional morphology of Morotopithecus bishopi, with implications for the evolution of modern ape locomotion J Hum Evol 39 159 183 1:STN:280:DC%2BD3M%2FktlWisQ%3D%3D 10968927
70. CW Marean 1989 Sabertooth cats and their relevance for early hominid diet and evolution J Hum Evol 18 559 582
71. Martin RD (1984) Tree shrews. In: Macdonald D (ed) The encyclopedia of mammals. Facts on File, New York, pp 440-445
72. Matthews Adele, Matthews Andreas (2002) Primate populations and inventory of large and medium sized mammals in the Campo Ma'an project area, Southwest Cameroon. Report to Tropenbos Foundation, pp 1-222. Freie Universität Berlin, Forschungsgruppe Humanbiologie, Berlin
73. McAndrew FT, Turner S, Fiedeldey AC, Sharma Y (1998) A cross-cultural ranking of the pleasantness of visual and non-visual features of outdoor environments. Paper presented at the annual meeting of the Human Behavior and Evolution Society, Davis Ca., pp 1-16
74. McCrossin ML, Benefit BR, Gitau SM, Palmer AK, Blue KT (1998) Fossil evidence for the origins of terrestriality among old world higher primates. In: Strasser E, Fleagle J, Rosenberger A, McHenry H (eds) Primate locomotion. Plenum Press, New York, pp 353-396
75. McHenry HM (2002) Introduction to the fossil record of human ancestry. In: Hartwig WC (ed) The primate fossil record. Cambridge University Press, Cambridge, pp 401-405
76. Morgan E (1990) The scars of evolution-what our body tells about human origins. Penguin Press, London
77. Morgan E (1997) The aquatic ape hypothesis-the most credible theory of human evolution. Souvenir Press, London
78. S Moyà-Solà M Köhler DM Alba I Casanovas-Vilar J Galindo 2004 Pierolapithecus catalaunicus, a new middle Miocene great ape from Spain Science 306 1339 1344 15550663
79. M Nakatsukasa 2004 Acquisition of bipedalism: the Miocene hominoid record and modern analogues for bipedal protohominids J Anat 204 385 402 15198702
80. M Nakatsukasa Y Kunimatsu Y Nakano H Ishida 2000 A new skeleton of a large hominoid from Nachola, northern Kenya Am J Phys Anthropol 30 Suppl 235
81. M Nakatsukasa N Ogihara Y Hamada Y Goto M Yamada T Hirakawa E Hirasaki 2004 Energetic costs of bipedal and quadrupedal walking in Japanese macaques Am J Phys Anthropol 124 248 256 1:STN:280:DC%2BD2c3psFaguw%3D%3D 15197820
82. Napier JR, Napier PH (1968) A handbook of living primates. Morphology, ecology and behaviour of nonhuman primates. Academic, London
83. Niemitz C (2000) A theory on the evolution of human bipedalism-Die Amphibische Generalistentheorie. In: Zeller U (ed) Origin and evolutionary transformation of mammals-using biological signals in understanding earth history. Humboldt Univ Berlin, pp 46-48
84. C Niemitz 2002 A theory on the habitual orthograde human bipedalism-the "Amphibische Generalistentheorie" Anthropol Anz 60 3 66 12058577
85. Niemitz C (2004) Das Geheimnis des aufrechten Gangs-Unsere Evolution verlief anders. C.H.Beck, München
86. Niemitz C (2006) Indications for an evolutionary correlation of human upright posture and an ecological niche on the shore-new results and views in physical and cultural anthropology. In: Niemitz C (ed) Focuses and perspectives of modern physical anthropology, Mittg Berl Ges Anthropol Ethnol Urgeschichte, Beiheft 1. Berlin, pp 37-46
87. C Niemitz 2007 Labil und langsam-unsere fast unmögliche evolutionsgeschichte zum aufrechten Gang Natwiss Rdsch 60 71 78
88. Nikolei J (2002) Lokomotionsökologie adulter Hanuman-Languren (Semnopithecus entellus) in einem saisonalen Waldhabitat in Ramnagar, Süd-Nepal. Dissertation, Freie Universität Berlin, Forschungsgruppe Humanbiologie, Berlin
89. Novak RM (1991) Primates. In: Novak RM (ed) Walker's mammals of the world, 5th edn. John Hopkins Univ Press, Baltimore, pp 400-514
90. Orians GH (1980) Habitat selection: general theory and applications to human behavior. In: Lockard JS (ed) The evolution of human social behavior. Elsevier, Chicago, pp 49-66
91. Oxnard CE (1979) The morphological-behavioural interface in extant primates: implications for systematics and evolution. In: Morbeck ME, Preuschoft H, Gomberg N (eds) Environment, behavior, and morphology: dynamic interactions in primates. Gustav Fischer, New York, pp 209-228
92. Oxnard CE (1983) The order of man. Hong Kong University Press, Hong Kong, pp 247-249
93. N Patterson DJ Richter S Gnerre ES Lander D Reich 2006 Genetic evidence for complex speciation of humans and chimpanzees Nature 441 1103 1108 1:CAS:528:DC%2BD28Xmtlaiu7o%3D 16710306
94. N Patterson DJ Richter S Gnerre ES Lander D Reich 2008 Patterson et al. reply Nature 452 E4 1:CAS:528:DC%2BD1cXjt1Gnuro%3D
95. M Pickford B Sénut D Gommery J Treil 2002 Bipedalism in Orrorin tugenensis revealed by its femora CR Palevol 1 191 2003
96. H Preuschoft 2004 Mechanisms for the acquisition of habitual bipedality: are there biomechanical reasons for the acquisition of upright bipedal posture? J Anat 204 363 384 15198701
97. H Preuschoft 2006 Referat zu: Niemitz C (2004) Das Geheimnis des aufrechten Gangs. CH Beck, München Zentralbl Geol Paläontol 69 81 82
98. Preuschoft H, Preuschoft S (1991) The aquatic ape theory, seen from epistemological and palaeoanthropological viewpoints. In: Roede M, Wind J, Patrick JM, Reynolds V (eds) The aquatic ape: fact or fiction? The first scientific evaluation of a controversial theory of human evolution. Souvenir Press, London, pp 142-173
99. BG Richmond WL Jungers 2008 Orrorin tugenensis femoral morphology and the evolution of hominin bipedalism Science 319 1662 1665 1:CAS:528: DC%2BD1cXjsVamtbw%3D 18356526
100. BG Richmond DS Strait 2000 Evidence that humans evolved from a knuckle-walking ancestor Nature 404 382 385 1:CAS:528:DC%2BD3cXitlyls7s%3D 10746723
101. BG Richmond DS Strait 2001 Reply: evidence that humans evolved from a knuckle-walking ancestor Nature 404 382 385
102. BG Richmond DS Strait 2001 Reply: did our ancestors knuckle-walk? Nature 410 326 1:CAS:528:DC%2BD3MXitFOntrY%3D
103. BG Richmond DR Begun DS Strait 2001 Origin of human bipedalism: the knuckle-walking hypothesis revisited Yearb Phys Anthropol 44 70 105
104. Roede M, Wind J, Patrick JM, Reynolds V (eds) (1991) The aquatic ape: fact or fiction? The first scientific evaluation of a controversial theory of human evolution. Souvenir Press, London
105. L Rook L Bondioli M Köhler S Moyà-Solà R Macchiarelli 1999 Oreopithecus was a bipedal ape after all: evidence from the iliac cancellous architecture PNAS 96 8795 8799 1:CAS:528:DyaK1MXkslOkurg%3D 10411955
106. MD Rose 1976 Bipedal behavior of the olive baboon (Papio anubis) and its relevance to an understanding of the evolution of human bipedalism Am J Phys Anthropol 4 247 261
107. Rose MD (1984) Food acquisition and the evolution of positional behavior: the case of bipedalism. In: Chivers DJ, Wood BA, Bilsborough A (eds) Food acquisition and processing in primates. Plenum Press, New York, pp 509-524
108. Rose MD (1991) The process of bipedalization in hominids. In: Coppens Y, Sénut B (eds) Origine(s) de la bipédie chez les hominidés. CNRS, Paris, pp 37-48
109. Rose MD (1997) Functional and phylogenetic features of the fore-limb in Miocene hominoids. In: Begun DR, Ward CV, Rose MD (eds) Function, phylogeny and fossils: Miocene hominoid evolution and adaptations. Plenum Press, New York, pp 79-100
110. Rowe N (1996) The pictorial guide to the living primates. Pogonias Press, East Hampton
111. Rowell TE (1984) The 45 species of "typical" monkeys. In: Macdonald D (ed) The encyclopedia of mammals. Facts on File, New York, pp 382-385
112. J Rubenson DB Heliams SK Maloney PC Withers DG Lloyd PA Fournier 2007 Reappraisal of the comparative cost of human locomotion using gait-specific allometric analyses J Exp Biol 210 3513 3524 17921153
113. Salisbury M (2003) Life of mammals (film). BBC, Bristol
114. D Schmitt 2003 Insights into the evolution of human bipedalism from experimental studies of humans and other primates J Exp Biol 206 1437 1448 12654883
115. Schrenk F (2008) Die Frühzeit des Menschen. Der Weg zu Homo sapiens. 5th ed, C.H.Beck, München
116. Schrenk F, Müller St (2005) Die Neandertaler. C.H.Beck, München
117. F Schrenk O Sandrock O Kullmer 2004 An "open source" perspective of earliest hominid origins Coll Anthropol 28 Suppl 2 65 76
118. Schuster G, Smits W, Ullal J (2007) Die Denker des Dschungels. H.F.Ullmann-Tandem, Königswinter
119. S Semaw P Renne JWK Harris CS Feibel RL Bernor N Fesseha K Mowbray 1997 2.5 million year old stone tools from Gona, Ethiopia Nature 385 333 336 1:CAS:528:DyaK2sXotFynsw%3D%3D 9002516
120. Sénut B (2003) Palaeontological approach to the evolution of hominid bipedalism: the evidence revisited. In: Franzen JF, Köhler M, Moyà-Solà S (eds) Walking upright. Cour Forsch-Inst Senckenberg 234:125-134
121. Sénut B (2004) Origins of hominids: from Ramapithecus- Kenyapithecus to Orrorin. Zona arqueológica. Vol III, Madrid, Paleoanthropología No 4:372-380
122. B Sénut 2006 Bipédie et climat CR Palevol 5 89 98
123. Sénut B (2007) The earliest putative hominids. In: Henke W, Tattersall I (eds) Handbook of paleoanthropology. Vol III Phylogeny of hominids. Springer, Berlin, pp 1519-1538
124. B Sénut M Pickford 2004 La dichotomie grands singes-homme revisitée CR Palevol 3 265 276
125. B Sénut M Pickford D Gommery P Mein K Cheboi Y Coppens 2001 First hominid from the Miocene (Lukeino formation, Kenya) CR Acad Sci, Sciences de la Terre et des Planètes 332 137 144
126. B Sénut M Nakatsukasa Y Kunimatsu Y Nakano T Takano H Tsujikawa D Shimizu M Kagaya H Ishida 2004 Preliminary analysis of Nacholapithecus scapula and clavicle from Nachola, Kenya Primates 45 97 104 15007747
127. A Shabel 2005 The paleobiology of the robust australopithecines (Paranthropus): a test of the durophage model with carbon isotope analysis J Vertebrate Paleontol 25 Suppl No 3 114A
128. Shumaker RW (2004) Hominidae I. In: McDade MC (ed) Grzimek's animal life encyclopedia. Vol. 14. Mammals III, 2nd edn. Thompson, Gale, Farmington Hills, pp 225-240
129. Simons E (1992) The fossil history of primates. In: Jones S, Martin R, Pilbeam D (eds) Human evolution. Cambridge University Press, Cambridge
130. JR Skoyles 2006 Human balance, the evolution of bipedalism and dysequilibrium syndrome Med Hypotheses 66 1060 1068 16530977
131. MD Sockol DA Raichlen H Pontzer 2007 Chimpanzee locomotor energetics and the origin of human bipedalism PNAS 104 12265 12269 1:CAS:528: DC%2BD2sXos1ehsLY%3D 17636134
132. RL Stauffer A Walker OA Ryder M Lyons-Weiler S Blair Hedges 2001 Human and ape molecular clocks and constraints on paleontological hypotheses J Heredity 92 469 474 1:CAS:528:DC%2BD38XjslCktrk%3D
133. JT Stern 2000 Climbing to the top: a personal memoir of Australopithecus afarensis Evol Anthropol 9 113 133
134. KL Steudel-Numbers TD Weaver CM Wall-Scheffler 2007 The evolution of human running: effects of changes in lower-limb length on locomotor economy J Hum Evol 53 191 196 17574650
135. J Sugardjito JARAM van Hooff 1986 Age-sex class differences in the positional behaviour of the Sumatran orang-utan (Pongo pygmaeus abelii) in the Gunung Leuser National Park, Indonesia Folia Primatol 47 14 25 1:STN:280:DyaL2s7mtlOgsw%3D%3D 3557227
136. Susman RL (1984) The locomotor behaviour of Pan paniscus in the Lomako forest. In: Susman RL (ed) The pygmy chimpanzee-evolutionary biology and behavior. Plenum Press, New York, pp 369-391
137. AD Sylvester 2006 Locomotor decoupling and the origin of hominin bipedalism J Theor Biol 242 581 590 16782133
138. CR Taylor VJ Rowntree 1973 Running on two or on four legs: which consumes more energy? Science 179 186 187 1:STN:280:DyaE3s%2FmtlOguw%3D%3D 4629856
139. SKS Thorpe RH Crompton 2006 Orang-utan positional behavior and the nature of arboreal locomotion in Hominoidea Am J Phys Anthropol 131 384 401 16617429
140. SKS Thorpe RL Holder RH Crompton 2007 Origin of bipedalism as an adaptation for locomotion on flexible branches Science 16 1328 1331
141. SKS Thorpe RL Holder RH Crompton 2007 Origin of human bipedalism as an adaptation for locomotion on flexible branches Science 316 1328 1331 1:CAS:528:DC%2BD2sXmtVyitrg%3D 17540902
142. RH Tuttle 1967 Knuckle-walking and the evolution of hominoid hands Am J Phys Anthropol 26 171 206
143. CL Vaughan 2003 Theories of bipedal walking: an odyssey J Biomech 36 513 523 12600342
144. J Wakeley 2008 Brief communications arising: Patterson et al. (2006) Genetic evidence for complex speciation of humans and chimpanzees Nature 452 E3 E4 1:CAS:528:DC%2BD1cXjt1Gnurk%3D 18337768
145. CM Wall-Scheffler K Geiger KL Steudel-Numbers 2007 Infant carrying: the role of increased locomotory costs in early tool development Am J Phys Anthropol 133 841 846 1:STN:280:DC%2BD2s3lslegsA%3D%3D 17427923
146. Wang WJ (1999) The mechanics of bipedalism in relation to load-carrying: biomechanical optima in hominid evolution. PhD-thesis, Univ of Liverpool, Liverpool
147. WJ Wang RH Crompton 2004 The role of load-carrying in the evolution of modern body proportions J Anat 204 417 430 15198704
148. EJ Ward CR Underwood 1967 The effect of posture on the solar radiation area of man Ergonomics 10 399 409 1:STN:280:DyaF1c%2FptFalsQ%3D%3D 6073115
149. SL Washburn 1967 Behaviour and the origin of man Proc Royal Anthrop Soc 3 21 27
150. Washburn SL, Howell C (1960) Human evolution and culture. In: Tax S (ed) Evolution after Darwin. Univ of Chicago Press, Chicago
151. K Watanabe 1989 Fish: a new addition to the diet of Japanese macaques on Koshima Island Folia Primatol 52 124 131 1:STN:280:DyaK3c7ivVKrtw%3D%3D 2613112
152. JC Watson RC Payne AT Chamberlain RK Jones WI Sellers 2008 The energetic costs of load-carrying and the evolution of bipedalism J Hum Evol 54 675 683 1:STN:280:DC%2BD1c3nvV2rsw%3D%3D 18023469
153. Westenhöfer M (1942) Der Eigenweg des Menschen. W. Mannstaedt, Berlin
154. PE Wheeler 1984 The evolution of bipedality and loss of functional body hair in hominids J Hum Evol 13 91 98
155. PE Wheeler 1985 The loss of functional body hair in man: the influence of thermal environment, body form an bipedality J Hum Evol 14 23 28
156. PE Wheeler 1990 The significance of selective brain cooling in hominids J Hum Evol 19 321 322
157. PE Wheeler 1991 The thermoregulatory advantages of hominid bipedalism in open equatorial environments: the contribution of increased convective heat loss and cutaneous evaporative cooling J Hum Evol 21 107 115
158. PE Wheeler 1991 The influence of bipedalism on the energy and water budgets of early hominids J Hum Evol 21 117 136
159. PE Wheeler 1994 The foraging times of bipedal and quadrupedal hominids in open equatorial environments (a reply to Chaplin, Jablonski and Cable 1994) J Hum Evol 27 511 517
160. H Witte H Preuschoft S Recknagel 1991 Human body proportions explained on the basis of biomechanical principles Z Morph Anthropol 78 407 423 1:STN:280:DyaK3MzmtFKltg%3D%3D
161. G WoldeGabriel Y Haile-Selassie PR Renne WK Hart SH Ambrose B Asfaw G Heiken T White 2001 Geology and palaeontology of the Late Miocene Middle Awash valley, Afar rift, Ethiopia Nature 412 175 178 1:STN:280:DC%2BD3MzpslOguw%3D%3D 11449271
162. RW Wrangham 1980 Bipedal locomotion as a feeding adaptation in Gelada baboons, and its implication for hominid evolution J Hum Evol 9 329 331
163. R Young 2003 Evolution of the human hand: the role of throwing and clubbing J Anat 202 165 174 12587931
164. NM Young L MacLatchy 2004 The phylogenetic position of Morotopithecus J Hum Evol 46 163 184 14871561
165. CPE Zollikofer MS Ponce de Léon DE Lieberman F Guy D Pilbeam A Likius HT Mackaye P Vignaud M Brunet 2005 Virtual cranial reconstruction of Sahelanthropus tchadensis Nature 434 755 759 1:CAS:528:DC%2BD2MXivFCgtbk%3D 15815628