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Mammals · Maluku · Papua

Northern Common Cuscus

Northern Common Cuscus (Phalanger orientalis). The northern common cuscus is a New Guinean-region marsupial; some island populations may reflect human movement.

Compiled from the listed sources with AI assistance. How we prepare and review content

Photograph of Northern Common Cuscus (Phalanger orientalis).
Jean-Paul Boerekamps, no rights reserved (CC0) · CC0 1.0 · Image cropped for layout.

Quick answer

IUCN status: Least Concern

Northern Common Cuscus at a glance

The Northern Common Cuscus (Phalanger orientalis) is a mammal in the family Phalangeridae. In Indonesia, observation records come mainly from West Papua, Maluku, Papua. Diet: leaves, fruit, seeds and flowers; a herbivore. IUCN Red List status: Least Concern.

Quick facts: Northern Common Cuscus
Scientific namePhalanger orientalis
Indonesian nameKuskus Coklat
GroupMammals
FamilyPhalangeridae
Observation recordsWest Papua, Maluku, Papua
Linked habitatsTropical Rainforests
Taxonomic groupDiprotodontia
GBIF records92 human-observation records, 2016–2026
Data retrieved2026-09-23
IUCN statusLeast Concern · IUCN Red List (via GBIF) · checked 1 October 2026
Diet typeHerbivore (plant-eater) — leaves, fruit, seeds and flowers · Animal Diversity Web
ReproductionGiving birth to live young (viviparous) · Animal Diversity Web
ActiveNocturnal (active at night) · EltonTraits 1.0 (Wilman et al. 2014, Ecology 95:2027), MamFuncDat.txt
In this guide (13)
About this guideThis guide was compiled from the listed species sources and observation records; it has not been reviewed by a taxonomic specialist. GBIF records are neither a census nor proof of native range.

What is the Northern Common Cuscus?

Northern Common Cuscus refers to Phalanger orientalis, in the genus Phalanger, family Phalangeridae, and order Diprotodontia. The scientific name follows the accepted taxon in the GBIF Backbone Taxonomy. Common names can vary between places; the scientific name distinguishes this species from relatives.

Evidence: GBIF Backbone Taxonomy — accepted taxon ↗

What is known about the Northern Common Cuscus?

The northern common cuscus is a New Guinean-region marsupial; some island populations may reflect human movement.

Read that fact alongside the scientific name and species source, not as proof from an unclear photograph. Populations, ages and taxonomic limits can differ; when identification is uncertain, record the broader group.

Evidence: Species account — background reading ↗

Habitat and field observations of the Northern Common Cuscus

Northern common cuscuses use several forest types and old gardens around New Guinea. Diet studies remain limited, but leaves, fruit and bark are recorded.

Evidence: GBIF species treatments — natural-history accounts ↗

How many Indonesian records name the Northern Common Cuscus?

When checked on 2026-09-23, the GBIF search returned 92 human-observation records from Indonesia under this species name for 2016–2026. That is a count of indexed records, not an estimate of population, abundance or unique individuals. Observation effort can vary by location, and the count may change as records are added or identifications revised.

Evidence: GBIF occurrence search — Indonesia, human observations, 2016–2026 ↗

Where were observations reported?

Place labels appearing in the results include West Papua, Maluku, Papua. They are labels attached to records, not a complete range map or evidence that the species occurs only there. Some labels may be broad or inconsistent. Check the underlying records before using the location information for field decisions.

Evidence: GBIF occurrence search — Indonesia, human observations, 2016–2026 ↗

How can you observe the Northern Common Cuscus?

Watch from a distance, do not feed, and avoid sharing precise locations of vulnerable dens or resting sites. Do not try to catch or touch wild mammals. A well-documented sighting helps others check the identification without turning one encounter into a conservation-status claim.

Explore related animals

To explore this group further, compare Northern Common Cuscus with Waigeo Spotted Cuscus, Whitish Dwarf Squirrel, Javan Surili. These links reflect a shared genus, family, order, class or catalogue group; taxonomic proximity does not imply identical habitat needs or conservation status.

Explore related habitats

These habitat relationships are supported by species sources in this guide. This is not a complete range map.

Scientific classification of the Northern Common Cuscus

Scientific classification from kingdom to species
KingdomAnimalia
PhylumChordata
ClassMammalia
OrderDiprotodontia
FamilyPhalangeridae
GenusPhalanger
SpeciesPhalanger orientalis

Source: GBIF Backbone Taxonomy, adjusted to the ranks commonly used in school biology (for example class Reptilia).

Common questions about the Northern Common Cuscus

What is the scientific name of the Northern Common Cuscus?

The scientific name of the Northern Common Cuscus is Phalanger orientalis, in the family Phalangeridae and the order Diprotodontia. In Indonesian it is called Kuskus Coklat.

What kind of animal is the Northern Common Cuscus?

The Northern Common Cuscus is a mammal in the family Phalangeridae. By diet it is a herbivore (plant-eater): a leaves, fruit, seeds and flowers.

Where does the Northern Common Cuscus live in Indonesia?

Observation records of the Northern Common Cuscus summarised in this guide mainly come from West Papua, Maluku, Papua. That list is not a complete range map.

Source-supported habitats: Tropical Rainforests.

What does the Northern Common Cuscus eat?

The Northern Common Cuscus is a leaves, fruit, seeds and flowers. That makes it a herbivore (plant-eater). Source: Animal Diversity Web.

How does the Northern Common Cuscus reproduce?

The Northern Common Cuscus reproduces by giving birth to live young (viviparous). Marsupial: the young are born tiny and undeveloped and continue developing in the mother's pouch. Source: Animal Diversity Web.

Is the Northern Common Cuscus nocturnal?

The cited source records the Northern Common Cuscus as nocturnal (active at night). Source: EltonTraits 1.0 (Wilman et al. 2014, Ecology 95:2027), MamFuncDat.txt.

See also the list of nocturnal and diurnal animals in Indonesia.

What is the scientific classification of the Northern Common Cuscus?

Scientific classification of the Northern Common Cuscus: kingdom Animalia, phylum Chordata, class Mammalia, order Diprotodontia, family Phalangeridae, genus Phalanger, species Phalanger orientalis.

Source: GBIF Backbone Taxonomy, adjusted to the ranks commonly used in school biology.

Is the Northern Common Cuscus endangered?

No, according to the global IUCN assessment. On the IUCN Red List, the Northern Common Cuscus is listed as Least Concern: it does not qualify for a threatened category or for Near Threatened in the global assessment. Source: IUCN Red List (via GBIF), checked 1 October 2026.

This global category is separate from legal protection in Indonesia. To check whether the Northern Common Cuscus is a protected species, consult the current national list of protected species or contact the local BKSDA (natural resources conservation office).

Sources & references

  1. GBIF Backbone Taxonomy — accepted taxon ↗
  2. GBIF occurrence search — Indonesia, human observations, 2016–2026 ↗
  3. GBIF species treatments — natural-history accounts ↗
  4. iNaturalist — exact species taxon and community observations ↗
  5. Species account — background reading ↗
  6. Animal Diversity Web ↗
  7. EltonTraits 1.0 (Wilman et al. 2014, Ecology 95:2027), MamFuncDat.txt ↗
  8. GBIF Backbone Taxonomy (GBIF) ↗
  9. IUCN Red List of Threatened Species, version 2026-1, via GBIF (CC BY 4.0) ↗

References can change. Check dates and context in the original source. How we use sources and data →

Further reading

Grey cuscus: facts, threats and conservation ↗ — World Animal Rescue Network.

Related site: PanduanHewan’s founder is also a director of World Animal Rescue Network.

Cite this page

Credit PanduanHewan when referring to this page. Check the original evidence sources before reusing a claim.

PanduanHewan. Northern Common Cuscus (Phalanger orientalis). Last substantive update: 1 October 2026. https://panduanhewan.org/en/species/phalanger-orientalis/