▁in ▁rock ▁sh el ters ▁called ▁‘ K all ul ai ’ ▁or ▁in ▁open ▁cam ps ites ▁made ▁of ▁leaves . ▁They ▁are ▁found ▁in ▁groups ▁consisting ▁of ▁ 2 ▁to ▁ 7 ▁primary ▁families . ▁Each ▁group ▁is ▁called ▁a ▁‘ Ch em m am ’ . ▁The ▁Ch ol ana ik ans ▁are ▁very ▁particular ▁in ▁obser ving ▁the ▁rules ▁fr amed ▁by ▁their ▁ancest ors ▁for ▁the ▁purpose ▁of ▁maintain ing ▁the ▁territ ories ▁under ▁the ▁Chem m am . ▁ ▁Econom y ▁The ▁Chem m ams ▁are ▁found ▁widely ▁scattered ▁in ▁the ▁forest ▁ranges . ▁They ▁subs ist ▁on ▁food - g ather ing , ▁hunting ▁and ▁minor ▁forest ▁produce ▁collection . ▁Their ▁language ▁is ▁a ▁mixture ▁of ▁K ann ada , ▁T amil ▁and ▁Mal ay al am . ▁They ▁use ▁dress ▁and ▁orn aments , ▁household ▁articles , ▁tools ▁and ▁weapons ▁in ▁their ▁daily ▁life . ▁They ▁use ▁rice ▁as ▁their ▁st ap le ▁food . ▁They ▁also ▁use ▁wild ▁roots , ▁tub ers , ▁se eds , ▁f ruits ▁and ▁meat . ▁Their ▁liv elihood ▁is ▁totally ▁dependent ▁on ▁the ▁forest . ▁The ▁collection ▁and ▁s elling ▁of ▁minor ▁forest ▁produce ▁is ▁the ▁major ▁source ▁of ▁income . ▁There ▁are ▁still ▁many ▁custom s , ▁practices ▁and ▁tab o os ▁prev ail ing ▁among ▁the ▁Ch ol ana ik ans . ▁ ▁Language ▁The ▁Ch ol ona ikk ans ▁speak ▁the ▁Ch ol ana ik kan ▁language ▁as ▁a ▁mother ▁tongue . ▁It ▁is ▁a