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Gibbons
We are grateful to Thomas Geissmann for granting us permission to use some recordings from his archive. You can find more gibbon vocalisations on his site: www.gibbons.de. (You can also find the complete details of the recordings below on the same website. The file names have been preserved.)
Agile gibbon* (Hylobates agilis) – solo adult mated male
Agile gibbon (Hylobates agilis) – duet adult pair
*No clear vocal differences are known to occur between the agile gibbon (Hylobates agilis) and the white-bearded gibbon (H. albibarbis).
Kloss’s gibbon (Hylobates klossii) – solo adult mated female
Lar gibbon (Hylobates lar) – duet adult pair
Javan gibbon (Hylobates moloch) – communal call bout, adult pair and juvenile son
Javan gibbon (Hylobates moloch) – adult solitary male
Gray gibbon (Hylobates muelleri) – duet adult pair
Pileated gibbon (Hylobates pileatus) – solo mated male
White-browed gibbon (Hoolock hoolock/leuconedys) – group song
Black crested gibbon (Nomascus concolor) – duet song
Hainan gibbon (Nomascus nasutus) – duet song
Yellow-cheeked crested gibbon (Nomascus gabriellae) – solo adult solitary male
Northern white-cheeked crested gibbon (Nomascus leucogenys) – duet adult pair
Siamang (Symphalangus syndactylus) – duet adult pair
Chimpanzees
The website of the Jane Goodall Institute’s Center for Primate Studies features some excellent recordings of chimpanzees in the Kanyawara community of Kibale National Park, Uganda. The vocalisations include pant-hoots, -grunts and -barks, food-associated calls, screams, whimpers and other calls.
