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Descriptive analyses of orangutan clicks; a) Time series of an orangutan click bout.

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posted on 08.01.2015, 03:32 by Adriano R. Lameira, Madeleine E. Hardus, Adrian M. Bartlett, Robert W. Shumaker, Serge A. Wich, Steph B. J. Menken

Dark blue line indicates raw power spectra (dB), light blue line indicates acoustic amplitude envelop measure, and red line indicates inter-lip distance measure. b) Spectrographic representation; c) Average estimates of raw power spectra; d) Detrended power spectra; e) Coherence of orangutan clicks.