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Recording Details |
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Tarsius
spectrumgurskyae
Gursky's Spectral Tarsier |
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Tangkoko National Park, Sulawesi, Indonesia. Recorded by Yong Ding Li.
This vocalisation was recorded at night close to the roosting tree
of a group of tarsier in lowland forest. |
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Hoolock
hoolock
Western Hoolock |
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Lawachara National Park, Bangladesh. Recorded by Yong Ding Li.
This is the typical call of members of the Hoolock genus. |
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Macaca fascicularis
Long-tailed Macaque
(Alarm call) |
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Upper Peirce Forest, Singapore, 02 Dec 2018,
1600 hrs.
Alarm call emitted by an adult male, to alert the rest of the troop
which were active at the edge of an area of secondary forest. |
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Macaca fascicularis
Long-tailed Macaque
(Soft calls made by infants) |
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Botanic Gardens, Pulau Pinang, Peninsular
Malaysia, 01 Oct 2019,
1900 hrs.
These quiet calls were heard coming from the forest, where a small
group of Long-tailed Macaque were settling down for the night. The
calls are made between infants, or are made by an infant
communicating with its parent. |
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Presbytis femoralis
Raffles' Banded Langur |
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Singapore, Upper Thomson, 09
May 2020, 0800 hrs
Alarm call heard from the upper canopy, where an adult pair were
briefly observed. Audio file thanks to Sophia Sak Baker. |
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Presbytis robinsoni
Robinson's Banded Langur |
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Ulu Muda, Kedah, Peninsular Malaysia. Recorded by Yong Ding Li.
Recorded in lowland primary forest. Similar alarm calls are made by other
species of Presbytis.
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Presbytis
siamensis rhionis
Bintan Island Pale-thighed Langur |
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Bintan Island, Riau Archipelago, Indonesia. Recorded by Yong Ding Li.
This is the typical alarm call of a number of Presbytis species and
subspecies. |
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Presbytis
siamensis siamensis
Malayan Pale-thighed Langur |
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Kledang-Saiong Reserve, Perak, Peninsular
Malaysia, July 2023, 0930 hrs
This alarm call was heard high in the canopy, and the troop of 6-8
langurs immediately moved deeper into the forest. |
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Trachypithecus obscurus
Dusky Langur |
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Johor, Peninsular Malaysia, 07 Sep 2019, 0815 hrs
A very loud alarm call made by an adult male, as it spotted a feral
dog passing by. Later in the recording there is a crash of tree
branches, as the langur moves deeper into the forest. |
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Hylobates agilis
Agile Gibbon |
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Taiping, Perak, Peninsular Malaysia, 08 Jan
2025, 0931 hrs.
Heard calling from high up on the western slope of Bukit Larut (=
Maxwell Hill), an area of primary lowland forest. |
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Hylobates lar
White-handed Gibbon |
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Johor, Peninsular Malaysia, 06
Mar 2015, 0928 hrs.
Heard calling early morning from an area of lowland forest, 300
metres from a main road. |
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Hylobates moloch
Javan Gibbon |
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Mount Halimun, West Java, Indonesia. Recorded by Yong Ding Li.
Heard calling from the densely forested slopes of Mount Halimun one
morning. |
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Nomascus gabriellae
Buff-cheeked Gibbon |
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Cat Tien National Park, Vietnam. Recorded by Yong Ding Li.
This recording appears to capture two gibbons calling, and in the
midst of the cacophony a loud bird call of some sort is also
heard. |
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Symphalangus
syndactylus
Siamang |
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Fraser's Hill, Peninsular Malaysia, 12 Dec 2014,
1650 hrs.
Recorded during the late afternoon, from forest edge habitat near
human habitation, at an elevation of around 1000 metres. |
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Paradoxurus musangus
Common Palm Civet |
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Tanglin, Singapore. Recorded by Yong Ding Li.
This vocalisation was recorded at night in a suburb of Singapore
which comprises low density, landed properties and mature parkland. |
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Iomys horsfieldii
Horsfield's Flying Squirrel |
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Central Catchment Nature Reserve, Singapore,
12 Mar 2017, 2230 hrs.
Heard calling from mid-canopy at the edge of lowland, secondary
forest. Other squirrels were heard the same evening calling from
deeper in the forest. |
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Callosciurus notatus
Plantain Squirrel |
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Sungei Buloh, Singapore, 11 Jan 2018, 1215 hrs.
These calls were recorded whilst a small group of Plantain Squirrel
were highly active at the edge of mangrove habitat: they comprise
typical chattering sounds with high-pitched squeaks. |
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Lariscus insignis
Three-striped Ground Squirrel |
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Ulu Chepor, Perak, Peninsular Malaysia, 08 Aug
2024, 1630 hrs.
This appears to be an alarm call, emitted when the squirrel was
disturbed along a forest path. The call was repeated every 15
seconds or so. |
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Sundasciurus tenuis
Slender Squirrel |
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This chattering bird-like call, typical of the
Slender Squirrel, was recorded on 17 Jan 2017 at 10:09 hrs, in
lowland, secondary forest in Singapore. |
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Tupaia glis
Common Treeshrew |
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Windsor Nature Park, Singapore, 31 Jan 2018,
1830 hrs.
These vocalisations were emitted whilst two treeshrews were
interacting. A similar, but louder, alarm call may be emitted when a
treeshrew is suddenly encountered along a forest trail. |
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