EN

Mahogany Glider

Petaurus gracilis

DecliningENAUENAUENAU

Overview

The mahogany glider is a large gliding possum, reaching up to 45 centimetres in body length with a tail of similar length, and named for its rich mahogany-brown fur. Like other members of the genus Petaurus, it possesses a patagium—a furred membrane stretching between its fore and hind limbs—that allows it to glide distances exceeding 30 metres between trees. It is nocturnal and arboreal, feeding on nectar, sap, invertebrates, and honeydew, and constructs leaf-lined nests in tree hollows.

As a pollinator and seed-disperser, it plays a role in maintaining the health of its forest habitat.

The species occupies a narrow, discontinuous strip of lowland woodland and open forest along the coast of northeastern Queensland, Australia, between Tully and Ingham. It depends on a mosaic of eucalypt woodland with a mid-story of acacia and grass trees, requiring large old trees with hollows for shelter.

Its restricted range has been heavily fragmented by land clearing for livestock grazing and aquaculture ponds, which remove and isolate remaining habitat patches. Roads bisect its range, causing mortality from vehicle strikes and further fragmenting populations, while inappropriate fire regimes degrade understorey structure and reduce hollow-bearing trees over time.

Conservation efforts include habitat protection within reserves, revegetation and construction of glide poles and rope canopy bridges across roads to reconnect fragmented habitat, and community-based monitoring programs. Some populations persist within protected areas, though much of the species' range remains on private land.

Given continued habitat fragmentation and the species' dependence on connected forest corridors, the population is assessed as decreasing, and its long-term prospects depend on sustained habitat protection and connectivity measures across its limited range.

The Mahogany Glider's forest habitat is being cleared and fragmented for cattle grazing land and converted for fish and shrimp farming, while roads and railways cut through and isolate remaining patches of woodland, making it harder for gliders to move between areas safely. Frequent or poorly managed fires also destroy the tree hollows and canopy connections these gliders depend on for shelter and movement. These threats are ongoing and show no signs of easing, suggesting a stable but persistent level of pressure on the species.

Threat summary

Habitat

Forest· major

Conservation measures underway

Site/area protectionInvasive/problematic species controlHabitat & natural process restorationSpecies managementSpecies recoveryAwareness & communicationsLegislation

Frequently asked questions

Why is Mahogany Glider classified as Endangered?
Mahogany Glider is classified as Endangered — facing a very high risk of extinction in the wild — because population numbers are declining steeply and key habitats are under sustained pressure. The Mahogany Glider's forest habitat is being cleared and fragmented for cattle grazing land and converted for fish and shrimp farming, while roads and railways cut through and isolate remaining patches of woodland, making it harder for gliders to move between areas safely. Frequent or poorly managed fires also destroy the tree hollows and canopy connections these gliders depend on for shelter and movement. These threats are ongoing and show no signs of easing, suggesting a stable but persistent level of pressure on the species.
Where does Mahogany Glider live?
Mahogany Glider occurs in Australia. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Mahogany Glider?
The main threats to Mahogany Glider are 2.3, 2.4, 4.1, and 7.1. The full IUCN-classified threat record for this species is detailed on the species page.

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