Sundasciurus juvencus


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Sundasciurus juvencus
Species Authority: (Thomas, 1908)
Common Name(s):
English Northern Palawan Tree Squirrel

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2008
Date Assessed: 2008-06-30
Assessor(s): Ong, P., Tabaranza, B., Rosell-Ambal, G. & Balete, D.
Reviewer(s): Amori, G. (Small Nonvolant Mammal Red List Authority) & Schipper, J. (Global Mammal Assessment Team)
Listed as Least Concern as this species is locally common and tolerant to habitat disturbance; there are no declines documented based on hunting or pet trade.
1996 Endangered (Baillie and Groombridge 1996)
1996 Endangered

Geographic Range [top]

Range Description: This species is endemic to the Philippines, where it is known only from the Palawan Faunal Region and is restricted to parts of the island north of Abo-abo (Heaney et al. 1998). It has been introduced to Apulit by resort owners and now poses a threat to cavity-nesting birds (P. Widmann pers. comm.)
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: This species is widespread and common, even abundant in suitable habitat. It is considered to be a crop pest (L. Heaney pers. comm.).
Population Trend: Stable

Habitat and Ecology [top]

Habitat and Ecology: This species occurs in primary and secondary lowland forest from sea level to at least 500 m (Hoogstraal 1951; Esselstyn et al. 2004). However, it seems to be tolerant to habitat disturbance, as it is also found in tree plantations (e.g. coconut), agricultural areas and gardens, including heavily disturbed areas (L. Heaney pers. comm.).
Systems: Terrestrial

Threats [top]

Major Threat(s): There are currently no major threats to this species. It is occasionally hunted as a pest and is traded as pets throughout Philippines (L. Heaney pers. comm.; P. Widmann pers. comm.).

Conservation Actions [top]

Conservation Actions: It is known to occur in several protected areas (L. Heaney and P. Widmann pers. comm.).

Citation: Ong, P., Tabaranza, B., Rosell-Ambal, G. & Balete, D. 2008. Sundasciurus juvencus. The IUCN Red List of Threatened Species. Version 2014.3. <>. Downloaded on 31 March 2015.
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