▁ ▁Et ym ology . ▁Name ▁derived ▁from ▁the ▁Latin , ▁n ux ▁( a ▁nut ) ▁and ▁fr ango ▁( to ▁break ), ▁and ▁referring ▁to ▁the ▁unusual ▁form ▁of ▁the ▁cla ws , ▁which ▁res emble ▁nut c rack ers . ▁The ▁specific ▁name ▁is ▁to ▁be ▁treated ▁as ▁a ▁femin ine ▁n oun ▁in ▁app osition . ▁ ▁References ▁ ▁Category : Par ast ac idae ▁Category : F resh water ▁cr ust ace ans ▁of ▁Australia ▁Category : T ax onomy ▁articles ▁created ▁by ▁Pol bot ▁Category : Cr ust ace ans ▁described ▁in ▁ 1 9 9 1 <0x0A> </s> ▁Rock ▁N ’ ▁Roll ▁Cl im ber ▁is ▁a ▁rock ▁clim bing ▁simulation ▁video ▁game ▁for ▁W ii W are ▁developed ▁by ▁Japan - based ▁studio ▁V ite i ▁and ▁published ▁by ▁N intendo . ▁It ▁was ▁released ▁in ▁North ▁America ▁on ▁August ▁ 1 0 , ▁ 2 0 0 9 ▁ ▁and ▁in ▁the ▁P AL ▁regions ▁on ▁November ▁ 1 3 , ▁ 2 0 0 9 . ▁ ▁Game play ▁Play ers ▁clim b ▁up ▁a ▁wall ▁by ▁using ▁the ▁W ii ▁Rem ote ▁and ▁the ▁N unch uk ▁to ▁place ▁their ▁hands ▁on ▁div ots ▁and ▁edges ▁to ▁grab ▁on ▁to . ▁The ▁game ▁also ▁supports ▁the ▁W ii ▁Bal ance ▁Board , ▁allowing ▁players ▁to ▁position ▁their ▁feet ▁by ▁sh ifting ▁their ▁weight ▁as ▁they ▁stand ▁on ▁the ▁board . ▁Play ers ▁work ▁against ▁both ▁a ▁time ▁limit ▁and ▁a ▁de ple