Bartering old stone tools: When did communicative ability and conceptual structure begin to interact?

Wilkins & Wakefield are clearly right to separate linguistic capacity from communicative ability, if only because other animal species have one without the other. But I question the abruptness of the demarcation they make between a period when hominids evolved enriched conceptual representation...

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Bibliographic Details
Published in:The Behavioral and brain sciences 1995-03, Vol.18 (1), p.203-204
Main Author: Walker, Stephen F.
Format: Article
Language:English
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Summary:Wilkins & Wakefield are clearly right to separate linguistic capacity from communicative ability, if only because other animal species have one without the other. But I question the abruptness of the demarcation they make between a period when hominids evolved enriched conceptual representation for other reasons entirely, and a subsequent later stage when language use became an adaptation.
ISSN:0140-525X
1469-1825
DOI:10.1017/S0140525X00038139