ob us ▁g ould ii , ▁had ▁the ▁greatest ▁man oe uv rab ility . ▁ ▁They ▁occur ▁in ▁colon ies ▁of ▁up ▁to ▁one ▁hundred ▁individuals , ▁and ▁recorded ▁in ▁association ▁with ▁ ▁Ch alin ol ob us ▁mor io , ▁less er ▁long - eared ▁Ny ct oph ilus ▁ge off roy i ▁and ▁south - e astern ▁fre et ail ▁bat . ▁A ▁single ▁birth ▁occurs ▁after ▁a ▁three ▁month ▁gest ation ▁period . ▁ ▁The ▁conservation ▁status , ▁as ▁E pt is icus ▁reg ulus , ▁was ▁ass essed ▁in ▁IU CN ▁ 2 0 0 3 ▁red ▁list ▁as ▁' lower ▁concern ', ▁and ▁in ▁ 2 0 0 8 ▁as ▁' le ast ▁concern ' ▁with ▁the ▁note ▁that ▁determ ination ▁of ▁the ▁tax onom ic ▁status ▁of ▁populations ▁was ▁required . ▁The ▁species ▁is ▁found ▁in ▁protected ▁par ks ▁and ▁res erves , ▁which ▁provides ▁some ▁security ▁from ▁threaten ing ▁factors . ▁The ▁also ▁appear ▁to ▁be ▁less ▁sensitive ▁to ▁alter ed ▁land ▁use , ▁primarily ▁the ▁removal ▁of ▁habitat ▁by ▁enc ro achment ▁of ▁agricult ural ▁and ▁sub urban ▁development . ▁ ▁References ▁ ▁Category : B ats ▁of ▁Australia ▁Category : V es pad el us ▁Category : M amm als ▁of ▁Tas mania ▁Category : M amm als ▁of ▁Western ▁Australia ▁Category : M amm als ▁of ▁South ▁Australia ▁Category : M amm als ▁of ▁New ▁South ▁Wales ▁Category : M amm als ▁of ▁Queensland ▁Category : M amm als ▁of ▁Victoria ▁(