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Is “Huh?” a Universal Word? Conversational Infrastructure and the Convergent Evolution of Linguistic Items

Figure 6

Pitch tracks for interjections in Spanish and Cha'palaa.

Instrumental analysis of pitch tracks in Spanish (n = 12) and Cha'palaa (n = 13) confirms the auditory analysis in Figure 5.

Figure 6

doi: https://doi.org/10.1371/journal.pone.0078273.g006