Fauna
Mammal

Long-tailed Hopping Mouse

Notomys longicaudatus

Also known as Long-tailed Hopping-mouse, Koolawa

Long-tailed hopping mice were desert-adapted bipedal rodents capable of leaping swiftly across open ground on elongated hind feet. They excavated deep, intricate burrow systems in stiff clay soils to escape extreme daytime heat and conserve precious moisture. Predation by introduced feral cats and foxes, coupled with habitat degradation caused by livestock grazing, drove this rodent to extinction in the early twentieth century.

BipedalDesert
—observations
—countries
—peak records
ExtinctConservation statusIUCN Red List categoriesLCNTVUENCREWEXExtinctRed List categories, explained →
Diet & preyAcacia seeds, Native grass roots, Desert invertebrates
Predators
  • Feral cat
  • Red fox
  • Barn owl
ThreatsPredation by feral cats and red foxes, pastoral habitat degradation
HabitatsArid shrublands, claypans, acacia scrub
Life spanLikely 2–4 years
  1. OrderRodentia
  2. FamilyMuridae
  3. GenusNotomys
  4. SpeciesNotomys longicaudatus
Range data is not available yet.
Interaction riskLow
  1. Low
  2. Moderate
  3. High
  4. Very high
Why interaction risk is low
Safe to observe at a normal distance.
Responsible observation
  • Museum Collections: Study historical skins and skeletal specimens in Australian and European museums.
  • Pellet Discoveries: Report any subfossil rodent skulls found in desert cave owl deposits to research institutions.
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