Representative spectrogram of the new stereotyped whistle-type W7 (frequency , time , FFT points, window ).
Representative spectrograms of whistle sequences (frequency , time , FFT points, window ). A: sequence of bridge--brdge--bridge-; B: sequence of stammers.
Frequency of occurrence of stereotyped whistle types during 192 whistle sequences.
Relative occurrence of whistle sequences during different activity states ( recordings). BR: beach rubbing; F: foraging; R: resting; S: socializing; SoT: social traveling; T: traveling.
Contingency table analysis of transitions among whistle types within 192 whistle sequences. Transition frequency matrix for 1140 whistle transitions. A: total transitions. B: listing of only the significant Chi-square results for the comparison between the expected and observed transition patterns.
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