▁and ▁this ▁is ▁regarded ▁as ▁a ▁potential ▁threat ▁to ▁the ▁black ▁w ilde be est . ▁ ▁The ▁black ▁w ilde be est ▁has ▁been ▁class ified ▁as ▁a ▁least - con c ern ▁species ▁by ▁the ▁International ▁Union ▁for ▁Conserv ation ▁of ▁Nature ▁in ▁the ▁IU CN ▁Red ▁List . ▁The ▁populations ▁of ▁this ▁species ▁are ▁on ▁an ▁increase . ▁Now , ▁more ▁than ▁ 1 8 , 0 0 0 ▁individuals ▁are ▁believed ▁to ▁remain , ▁ 7 , 0 0 0 ▁of ▁which ▁are ▁in ▁Nam ib ia , ▁outside ▁their ▁natural ▁range , ▁and ▁where ▁it ▁is ▁far med . ▁Ar ound ▁ 8 0 % ▁of ▁the ▁w ilde be est ▁occurs ▁in ▁private ▁areas , ▁while ▁the ▁other ▁ 2 0 % ▁is ▁conf ined ▁in ▁protected ▁areas . ▁Its ▁introduction ▁into ▁Nam ib ia ▁has ▁been ▁a ▁success ▁and ▁numbers ▁have ▁increased ▁substantial ly ▁there ▁from ▁ 1 5 0 ▁in ▁ 1 9 8 2 ▁to ▁ 7 , 0 0 0 ▁in ▁ 1 9 9 2 . ▁ ▁The ▁blue ▁w ilde be est ▁has ▁also ▁been ▁r ated ▁as ▁of ▁least ▁concern . ▁The ▁population ▁tr end ▁is ▁stable , ▁and ▁their ▁numbers ▁are ▁estimated ▁to ▁be ▁around ▁ 1 , 5 0 0 , 0 0 0 ▁– ▁mainly ▁due ▁to ▁the ▁increase ▁of ▁the ▁populations ▁in ▁Ser en get i ▁National ▁Park ▁( T anz ania ) ▁to ▁ 1 , 3 0 0 , 0 0 0 . ▁However