Vocal tract reconstructions show that the tract of the australopithecines was like that of:

Question

Quizplus · Accepted Answer

CVocal tract reconstructions indicate that the vocal tract of the australopithecines was similar to that of apes and modern human children, suggesting a more primitive structure compared to that of Homo erectus or modern human adults. This structure likely limited their ability to produce the wide range of sounds characteristic of modern human speech.

Vocal Tract Reconstructions Show That the Tract of the Australopithecines