Its back is reddish brown and its underside is lighter brown. It hibernates, roosts in small groups, and mothers give birth to one pup in early summer.
It is a small bat with reddish-brown fur on its back and lighter brown fur underneath.
It hibernates in winter and eats insects. Small groups roost in hollows of old trees and under bark. Females gather at maternity roosts in spring and give birth to one pup in early summer.
In 2009 in jarrah forest in south-western Australia, bats roosted in trunk and branch hollows of standing dead or live trees, using jarrah and marri trees.
In the Western Australian tracking study, bats changed roost trees every few days and sometimes returned to a tree they had left.
An extinction-risk assessment has not been added yet.