The red-cheeked dunnart (Sminthopsis virginiae) is so called because of the distinctive red hair on its cheek. It is an Australasian marsupial. Its total length is 167–270 mm; its average body length is 80–135 mm with a tail of 87–135 mm. Ear length is 12–13 mm. Its weight varies between 18 and 75 grams. Its tail is thin and pale pink.