▁Africa ' s ▁" Big ▁ 7 “ ▁( ele ph ant , ▁r hin oc eros , ▁l ion , ▁buff alo , ▁le op ard , ▁wh ale ▁and ▁great ▁white ▁sh ark ) ▁in ▁their ▁natural ▁habitat . ▁ ▁Flora ▁and ▁fa una ▁▁ ▁The ▁fl ora ▁within ▁the ▁A EN P ▁is ▁quite ▁varied , ▁and ▁like ▁all ▁plant ▁life , ▁is ▁a ▁central ▁factor ▁to ▁the ▁e colog ical ▁system ▁in ▁place . ▁Several ▁species ▁of ▁rare ▁and ▁en demic ▁plants , ▁particularly ▁succ ul ent ▁shr ubs ▁and ▁ge oph y tes ▁are ▁native ▁to ▁the ▁South ▁African ▁region ▁within ▁the ▁A EN P . ▁Many ▁species ▁are ▁under ▁environmental ▁pressure , ▁however , ▁and ▁are ▁facing ▁possible ▁ext inction . ▁ ▁More ▁than ▁ 6 0 0 ▁ele ph ants , ▁ 4 0 0 ▁Cape ▁buff alo es , ▁over ▁ 4 8 ▁end anger ed ▁black ▁rh inos ▁( D ic eros ▁b ic orn is ▁mich ael i ) ▁as ▁well ▁as ▁a ▁variety ▁of ▁ant el ope ▁species . ▁Lion ▁and ▁sp otted ▁hy ena ▁have ▁also ▁recently ▁been ▁re - int rodu ced ▁to ▁the ▁area . ▁The ▁largest ▁remaining ▁population ▁of ▁the ▁flight less ▁d ung ▁be et le ▁( Circ elli um ▁b ac chus ) ▁is ▁located ▁within ▁the ▁park . ▁ ▁Ext inction ▁and ▁over pop ulation ▁Two ▁major ▁environmental ▁issues ▁facing ▁the ▁A EN P : ▁ext inction ▁and ▁over pop ulation , ▁which ▁are ▁inter