The red-cheeked dunnart (Sminthopsis virginiae) is an Australasian marsupial so called because of the distinctive red hair on its cheek. Its total length is ; its average body length is with a tail of . Ear length is . Its weight varies between . Its tail is thin and pale pink.
The red-cheeked dunnart is distributed in Australia and New Guinea. The nominate subspecies S. v. virginiae occurs in the Queensland around the North Gulf, NE coasts, Mackay to Cape York. Subspecies S. v. nitela inhabits the Kimberley's to the top of Northern Territory. Habitat includes woodlands, open rocky forests, savannah grasslands, swamps, soaks and margins of tropical forests.
The behaviour of the red-cheeked dunnart, like most Sminthopsis species, is not well known. They breed from October to March. Young are gestated for 15 days and weaned at 65âÂÂ70 days with maturity by 4âÂÂ6 months.
Its typical diet includes insects and small vertebrates. They quickly learn to avoid the poisonous cane toad.
There are three recognised subspecies of the red-cheeked dunnart: