Click on a button to run the corresponding video clip.
| Click Button | Behaviour | Description | Locality, Date | Author |
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Bipedal walk | The adult female walks around. While walking, she clasps her hand behind her back. | Clères, France, 29 June 1993 | Thomas Geissmann |
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Bipedal walk and carry | The adult female walks around, picks up food items from the ground and carries them in her hands and in her mouth. | Clères, France, 29 June 1993 | Thomas Geissmann |
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Bipedal walk and carry | The adult female picks up food items from the ground and carries them in her hands. Before she starts to climb a tree, she frees one hand by transferring the food from this hand to her mouth. | Clères, France, 29 June 1993 | Thomas Geissmann |
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Bipedal walk and carry | The adult female picks up food items from the ground and carries them in her hands. Before she starts to climb a tree, she frees one hand by transferring the food from this hand to her mouth. | Clères, France, 29 June 1993 | Thomas Geissmann |
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Bipedal walk and carry | The adult male walks around, picks up food items from the ground, carries them in his hands and runs towards the trees. | Clères, France, 29 June 1993 | Thomas Geissmann |
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Bipedal walk and carry | The adult male walks around, picks up food items from the ground, carries them in his hands, runs towards a small tree and climbs it with his hands full. | Clères, France, 29 June 1993 | Thomas Geissmann |
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Bipedal walk and carry | The adult male walks around, picks up food items from the ground, carries them in his hands, runs towards a small tree and starts to climb it with his hands full. Half-way up the tree he frees one hand by putting the food in his mouth while still climbing. | Clères, France, 29 June 1993 | Thomas Geissmann |
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Bipedal walk and carry | The adult female picks up food items from the ground and carries them in her hands. Before she starts to climb a tree, she frees one hand by transferring the food from this hand to her mouth. | Clères, France, 29 June 1993 | Thomas Geissmann |
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Brachiation | The adult male brachiates around in the tree crowns. | Clères, France, 29 June 1993 | Thomas Geissmann |
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Brachiation | The adult male brachiates around in the tree crowns. | Clères, France, 29 June 1993 | Thomas Geissmann |
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Play with food | The adult female sits on the ground and its. Before every bite, she throws the food item up and catches it again with the same hand. Occasionally, she throws it back and forth several times between both hands. | Clères, France, 29 June 1993 | Thomas Geissmann |
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Thumbsuck | The adult female sits on the ground and sucks her thumb. When the adult male arrives, she stands up and, apparently in order to avoid him, sits further away, still sucking her thumb. | Clères, France, 29 June 1993 | Thomas Geissmann |
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Great call sequence | During a duet song bout, the adult female sits the tree crown and produces a great call phrase. During the climax of her phrase, she moves around. Her mate (not visible in the clip) answers her with a multi-modulated phrase. In the background, a second, solitary male can also be heard singing. | Clères, France, 29 June 1993 | Thomas Geissmann |
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Great call sequence | During a duet song bout, the adult female sits the tree crown and produces a great call phrase. During the climax of her phrase, she changes her position. Her mate (not visible in the clip) answers her with a multi-modulated phrase. In the background, a second, solitary male can also be heard singing. | Clères, France, 29 June 1993 | Thomas Geissmann |
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Great call sequence | During a duet song bout, the adult female sits the tree crown and produces a great call phrase. During the climax of her phrase, she moves around. Her mate (not visible in the clip) answers her with a multi-modulated phrase. In the background, a second, solitary male can also be heard singing. | Clères, France, 29 June 1993 | Thomas Geissmann |
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Allogrooming | The adult female "Robin" grooms her partner "Charly". | Hannover, Germany, 27 June 2002 | Thomas Geissmann |
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Allogrooming | Same pair as above. The adult female grooms her partner. | Hannover, Germany, 27 June 2002 | Thomas Geissmann |
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Great call sequence | During a duet song bout, the adult female produces a great call phrase, joined by the juvenile male. During the climax of her phrase, she and the juvenile move around in the tree. The adult male (right) answers her with a multi-modulated phrase, without leaving his position. | Doué la Fontaine, France, Aug. 2004 | Andrea von Allmen |
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Great call sequence | During a duet song bout, the male (left) produces multi-modulated phrases. The adult female produces a great call phrase, joined by the juvenile and the infant males. During the climax of her phrase, she and the young gibbons move around in the tree or shake branches. The adult male answers her with a multi-modulated phrase. He slowly changes position between his phrases, but does not leaving his position during his phrases. | Doué la Fontaine, France, Aug. 2004 | Andrea von Allmen |
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Great call sequence | During a duet song bout, the male (right) produces multi-modulated phrases. The adult female produces a great call phrase, joined by the juvenile and the infant males. During the climax of her phrase, she and the young gibbons move around in the tree. The adult male answers her with a multi-modulated phrase, this time jumping to another branch during his phrase. | Doué la Fontaine, France, Aug. 2004 | Andrea von Allmen |
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