Long-Nosed Bandicoot

The Long‑nosed Bandicoot (Perameles nasuta) is a small marsupial of the order Peramelemorphia, family Peramelidae. It inhabits the eastern seaboard of Australia, ranging from central Queensland through New South Wales and Victoria to Tasmania. Preferred habitats include open eucalypt forest, heathland, grassland and agricultural margins where dense ground cover provides shelter and foraging opportunities. The species is distinguished by a pointed, elongated snout, coarse reddish‑brown fur, and a short, hairless tail. It is primarily nocturnal and solitary, using its powerful foreclaws to excavate soil in search of invertebrates. Although listed as Least Concern by the IUCN, local populations have declined in heavily modified landscapes. Conservation actions focus on predator control, habitat restoration, and maintaining connectivity between remnant patches to support viable metapopulations.

Long‑nosed bandicoots are solitary and strictly nocturnal, emerging at dusk to forage. Home‑range sizes average 0.5–1.0 ha for females and up to 1.5 ha for males, with individuals defending overlapping territories using scent marks from anal glands and occasional vocalizations such as soft growls. They are opportunistic diggers, creating shallow foraging pits that can be identified by characteristic soil mounds. Activity peaks after rain when earthworms surface. Social interactions are limited to brief mating encounters; otherwise, individuals avoid conspecifics, reducing competition for food and shelter. Seasonal shifts in activity are minimal, but breeding peaks in spring when food abundance is highest.

The Long‑nosed bandicoot is an omnivore with a strong insectivorous bias. Its diet consists of 60–70% invertebrates—primarily beetles, beetle larvae, ants, termites, and earthworms—supplemented by 20–30% plant material such as seeds, fruits, tubers, and fungi. Individuals can consume up to 200 g of food per night, digging up to 30 cm deep to locate prey. Foraging is aided by a keen sense of smell; scent cues guide the animal to hidden insects. Seasonal variation influences diet composition: during summer, fruit and seed intake rises, while in winter the reliance on earthworms and soil insects increases. Bandicoots also ingest small amounts of soil (geophagy) to obtain essential minerals and aid digestion.

Sexual maturity is reached at 6–8 months for both sexes. Breeding occurs year‑round but peaks between September and November. After a brief gestation of 12.5 days, females give birth to a single under‑developed joey, occasionally a second in exceptional cases. The joey attaches to a well‑developed teat within the pouch and remains there for about 45 days, after which it begins to explore the nest chamber. Weaning is complete by 60–70 days, and juveniles become independent at roughly three months of age. Females can produce up to three litters per year under optimal conditions, contributing to the species’ resilience despite high predation pressure.

The IUCN classifies the Long‑nosed bandicoot as Least Concern, yet regional assessments indicate declining trends in fragmented landscapes. Primary threats include predation by introduced foxes (Vulpes vulpes) and feral cats (Felis catus), which account for an estimated 30–40% of adult mortality in peri‑urban areas. Habitat loss from agricultural expansion, urban development, and intensive forestry reduces suitable foraging ground and isolates populations, leading to genetic bottlenecks. Road mortality adds another 5–10% annual loss in heavily trafficked corridors. Pesticide exposure can diminish invertebrate prey abundance by up to 25% in treated fields. Conservation measures focus on predator‑control programs, creation of wildlife corridors, and protection of remnant native vegetation. Current population estimates suggest 300,000–500,000 mature individuals across the species’ range.

• The Long‑nosed bandicoot has one of the shortest gestation periods of any mammal, only about 12.5 days.
• It can dig a 30‑cm deep pit in less than a minute using its powerful foreclaws.
• Bandicoots are capable of entering a state of torpor during cold nights, reducing their metabolic rate.
• Their elongated snout contains a highly developed olfactory epithelium, making smell their primary sense for locating food.
• Despite being solitary, they sometimes share burrows with other small mammals such as mice during extreme weather.