posted on 2020-10-26, 07:10authored byKai R. Caspar, Caroline Kammerer, Michal Hradec
<p><b>Video
A1</b>. Dorian engaging in the
typical multimodal display accompanying his idiosyncratic vocalizations. The
gibbon is repeatedly gazing towards the kitchen room next to his enclosure,
perhaps expecting the appearance of a keeper. The animal was filmed from behind
a barrier, probably unaware of the recording person.</p>
<p> </p>
<p><b>Audio
A1</b>. Exemplary idiosyncratic
vocalizations of Southern white-cheeked gibbon Dorian.</p>
<p> </p>
<p><b>Audio
A2</b>. Exemplary play grunt of
Northern white-cheeked gibbon Elliott.</p>