TAXONOMY

Dasycercus cristicauda (Krefft, 1867), South Australia, Australia, in all probability Lake Alexandrina. Two subspecies described.

OTHER COMMON NAMES

English: Crest-tailed marsupial mouse.

PHYSICAL CHARACTERISTICS

Length 4.9–8.7 in (125–220 mm). Light brown above, pale under with crest of lengthy black fur distal two-thirds of quick tail; quick, rounded ears; shops fats within the base of the tail.

DISTRIBUTION

Inland central and western Australia.

HABITAT

Found in arid, sandy areas.

BEHAVIOR

Lives solitarily in burrows it digs in flats between or on decrease slopes of sand dunes.

FEEDING ECOLOGY AND DIET

Generalized insectivore, takes small vertebrates.

REPRODUCTIVE BIOLOGY

Quite long-lived for a dasyurid. Breed for up to six years and produce up to eight younger. Probably promiscuous.

CONSERVATION STATUS

Vulnerable. Decline presumably a results of predation by launched foxes and cats, and adjustments in fireplace regimes. Susceptible to decline due to bigger physique dimension and restricted habitat.


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