The Hastings River mouse is rat-size in adulthood. This nocturnal rodent lives in upland forests.
The New Holland mouse, which is similar in size and appearance to the house mouse, inhabits open heathlands, woodlands and forests.
The Western chestnut mouse, a nocturnal animal that weighs just a couple of ounces in adulthood, can be found in grasslands and on sandy soils.
The sandy inland mouse lives on seeds and the occasional green plant in the arid and semi-arid zones of inland Australia.