Buckley, Carina Evolutionary ecology of spoken language: co-evolutionary hypotheses are testable. [electronic resource] - World archaeology Jun 2002 - 26-46 p. digital Publication Type: Historical Article; Journal Article ISSN: 0043-8243 Standard No.: 10.1080/00438240220134241 doi Subjects--Topical Terms: Archaeology--methodsBiological EvolutionHistory, AncientHumansLanguageLarynxSpeech