▁been ▁used ▁to ▁improve ▁the ▁gen etic ▁divers ity ▁of ▁American ▁b ison , ▁however , ▁as ▁is ▁the ▁case ▁with ▁most ▁b ison ▁her ds , ▁some ▁gen es ▁from ▁domestic ▁cattle ▁have ▁been ▁found ▁in ▁the ▁Ant el ope ▁Island ▁B ison ▁H erd . ▁ ▁The ▁last ▁of ▁the ▁remaining ▁" s ou thern ▁her d " ▁in ▁Texas ▁were ▁saved ▁before ▁ext inction ▁in ▁ 1 8 7 6 . ▁Charles ▁Good night ' s ▁wife ▁Mol ly ▁encourag ed ▁him ▁to ▁save ▁some ▁of ▁the ▁last ▁re lict ▁b ison ▁that ▁had ▁taken ▁refuge ▁in ▁the ▁Texas ▁Pan handle . ▁Ext rem ely ▁committed ▁to ▁save ▁this ▁her d , ▁she ▁went ▁as ▁far ▁as ▁to ▁rescue ▁some ▁young ▁or phan ed ▁buff alo es ▁and ▁even ▁bott le ▁fed ▁and ▁c ared ▁for ▁them ▁until ▁ad ul th ood . ▁By ▁saving ▁these ▁few ▁pla ins ▁b ison , ▁she ▁was ▁able ▁to ▁establish ▁an ▁impress ive ▁buff alo ▁her d ▁near ▁the ▁Pal o ▁D uro ▁C any on . ▁Pe aking ▁at ▁ 2 5 0 ▁in ▁ 1 9 3 3 , ▁the ▁last ▁of ▁the ▁southern ▁buff alo ▁would ▁become ▁known ▁as ▁the ▁Good night ▁her d . ▁The ▁descend ants ▁of ▁this ▁southern ▁her d ▁were ▁moved ▁to ▁Cap rock ▁C any ons ▁State ▁Park ▁near ▁Qu ita que , ▁Texas , ▁in ▁ 1 9 9 8 . ▁ ▁Modern ▁b ison ▁res urg ence ▁efforts ▁Many ▁other ▁b ison ▁her