▁outline ▁which ▁he ▁described ▁as ▁" a ▁sort ▁of ▁J aws ▁with ▁chim ps ." ▁He ▁did ▁not ▁do ▁anything ▁with ▁it ▁until ▁the ▁writer ▁Ever ett ▁de ▁Ro che ▁showed ▁him ▁a ▁National ▁Geographic ▁article ▁by ▁Jane ▁Good all ▁about ▁violence ▁among ▁ch imp anze es . ▁▁ ▁Franklin ▁later ▁said ▁what ▁spark ed ▁the ▁idea ▁of ▁the ▁film ▁was ▁Good all ▁obser ving ▁" the ▁can n ib al izing ▁of ▁young ▁ch imp anze es ▁by ▁one ▁particular ▁mad ▁female ▁ch imp . ▁She ▁observed ▁actual ▁inter t rib al ▁war fare , ▁not ▁unlike ▁the ▁opening ▁of ▁ 2 0 0 1 , ▁between ▁two ▁groups ▁of ▁chim ps . ▁The ▁whole ▁’ 6 0 s ▁idea ▁of ▁man ▁being ▁the ▁only ▁animal ▁to ▁make ▁war ▁against ▁its ▁own ▁kind ▁was ▁suddenly ▁thrown ▁out ▁the ▁window . ▁Since ▁then , ▁they ’ ve ▁discovered ▁that ▁l ions ▁and ▁other ▁animals ▁do ▁it ▁as ▁well , ▁but ▁that , ▁to ▁me , ▁was ▁a ▁really ▁interesting ▁idea ▁for ▁a ▁good ▁thr iller .” ▁ ▁Ever ett ▁De ▁Ro che ▁wrote ▁the ▁script . ▁Franklin ▁tried ▁to ▁get ▁fin ance ▁for ▁the ▁film ▁in ▁Australia ▁in ▁ 1 9 8 1 ▁but ▁was ▁then ▁offered ▁Ps y cho ▁II ▁which ▁led ▁to ▁Clo ak ▁and ▁D agger . ▁After ▁those ▁films ▁he ▁decided ▁to ▁react iv ate ▁Link . ▁ ▁" Link ▁is ▁much ▁more ▁myster ious ▁than ▁it ▁is ▁hor r ifying ," ▁said ▁Franklin . ▁" For ▁a ▁long