Click on a button to run the corresponding video clip.
| Click Button | Behaviour | Description | Locality, Date | Author |
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Crouching walk | Adult male slowly walks in crouching position | Twycross Zoo, UK, 5-11 September 2005 | Amandine Chapelain |
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Explore tree | Adult male uses his index finger to probe a crack in a tree stem | Twycross Zoo, UK, 5-11 September 2005 | Amandine Chapelain |
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Explore stick | Adult male repeatedly gnaws on a short stick and inspects it. Finally, the male scratches himself, but it is not clear whether he uses the stick for scratching himself or whether he just happens to hold a stick in the hand during the scratching. | Twycross Zoo, UK, 22-28 August 2005 | Amandine Chapelain |
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Clean fingers | After scratching his anal region, the gibbon tries to clean his fingers. | Twycross Zoo, UK, 5-11 September 2005 | Amandine Chapelain |
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Yawn | Two short takes of the adult male yawning | Twycross Zoo, UK, 22-28 August 2005 | Amandine Chapelain |
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Groom siamang | The adult male grooms the adult female siamang of the neighbouring cage. The two animals also playfully touch each others hands through the wire mesh. | Twycross Zoo, UK, 5-11 September 2005 | Amandine Chapelain |
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