Chimpanzee carrying behaviour and the origins of human bipedality

<p style="text-align:justify;">Why did our earliest hominin ancestors begin to walk bipedally as their main form of terrestrial travel? The lack of sufficient fossils and differing interpretations of existing ones leave unresolved the debate about what constitutes the earliest evide...

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Main Authors: Carvalho, S, Biro, D, Cunha, E, Hockings, K, McGrew, W, Richmond, B, Matsuzawa, T
Format: Journal article
Jezik:English
Izdano: Elsevier 2012
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author Carvalho, S
Biro, D
Cunha, E
Hockings, K
McGrew, W
Richmond, B
Matsuzawa, T
author_facet Carvalho, S
Biro, D
Cunha, E
Hockings, K
McGrew, W
Richmond, B
Matsuzawa, T
author_sort Carvalho, S
collection OXFORD
description <p style="text-align:justify;">Why did our earliest hominin ancestors begin to walk bipedally as their main form of terrestrial travel? The lack of sufficient fossils and differing interpretations of existing ones leave unresolved the debate about what constitutes the earliest evidence of habitual bipedality. Compelling evidence shows that this shift coincided with climatic changes that reduced forested areas, probably forcing the earliest hominins to range in more open settings [1]. While environmental shifts may have prompted the origins of bipedality in the hominin clade, it remains unknown exactly which selective pressures led hominins to modify their postural repertoire to include a larger component of bipedality [2]. Here, we report new experimental results showing that wild chimpanzees walk bipedally more often and carry more items when transporting valuable, unpredictable resources to less–competitive places.</p>
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spelling oxford-uuid:cde69a1e-8b90-40cd-bf2d-2d7b7a4650352022-03-27T07:31:56ZChimpanzee carrying behaviour and the origins of human bipedalityJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:cde69a1e-8b90-40cd-bf2d-2d7b7a465035EnglishSymplectic Elements at OxfordElsevier2012Carvalho, SBiro, DCunha, EHockings, KMcGrew, WRichmond, BMatsuzawa, T <p style="text-align:justify;">Why did our earliest hominin ancestors begin to walk bipedally as their main form of terrestrial travel? The lack of sufficient fossils and differing interpretations of existing ones leave unresolved the debate about what constitutes the earliest evidence of habitual bipedality. Compelling evidence shows that this shift coincided with climatic changes that reduced forested areas, probably forcing the earliest hominins to range in more open settings [1]. While environmental shifts may have prompted the origins of bipedality in the hominin clade, it remains unknown exactly which selective pressures led hominins to modify their postural repertoire to include a larger component of bipedality [2]. Here, we report new experimental results showing that wild chimpanzees walk bipedally more often and carry more items when transporting valuable, unpredictable resources to less–competitive places.</p>
spellingShingle Carvalho, S
Biro, D
Cunha, E
Hockings, K
McGrew, W
Richmond, B
Matsuzawa, T
Chimpanzee carrying behaviour and the origins of human bipedality
title Chimpanzee carrying behaviour and the origins of human bipedality
title_full Chimpanzee carrying behaviour and the origins of human bipedality
title_fullStr Chimpanzee carrying behaviour and the origins of human bipedality
title_full_unstemmed Chimpanzee carrying behaviour and the origins of human bipedality
title_short Chimpanzee carrying behaviour and the origins of human bipedality
title_sort chimpanzee carrying behaviour and the origins of human bipedality
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AT cunhae chimpanzeecarryingbehaviourandtheoriginsofhumanbipedality
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AT mcgreww chimpanzeecarryingbehaviourandtheoriginsofhumanbipedality
AT richmondb chimpanzeecarryingbehaviourandtheoriginsofhumanbipedality
AT matsuzawat chimpanzeecarryingbehaviourandtheoriginsofhumanbipedality