[6] They inhabit the inside of caves or boulder piles, beneath overhanging rocks, or occupying small crevices and cracks at cliff faces.

[5] Some built structures are also exploited by Vespadelus caurinus, abandoned mines and buildings and subterranean installations such as storm-water culverts.

[4] V. caurinus forages for insects in monsoonal forest and open woodland close to running water.

They occur at the Casuarina Coastal Reserve, inhabiting the observation posts installed during the second world war.

[3] Vespadelus caurinus is listed with the conservation status of least concern at state registers in the Northern Territory and in Queensland.