▁attempts ▁to ▁discover ▁how ▁its ▁residents ▁can ▁live ▁in ▁harm ony ▁so ▁he ▁can ▁pass ▁this ▁knowledge ▁to ▁his ▁own ▁kind . ▁He ▁is ▁also ▁known ▁for ▁having ▁an ▁amaz ing ▁sense ▁of ▁sm ell , ▁which ▁comes ▁in ▁hand y ▁on ▁occasion . ▁Ch om per ▁also ▁appears ▁in ▁the ▁four teenth ▁movie ▁J our ney ▁of ▁the ▁Bra ve , ▁when ▁he ▁attempts ▁to ▁gre et ▁Wild ▁Ar ms , ▁who ▁passes ▁out . ▁ ▁In ▁his ▁debut ▁in ▁The ▁Great ▁Valley ▁Advent ure , ▁Steve ▁Rh odes ▁of ▁Rotten ▁Tomatoes ▁UK ▁comm ended ▁the ▁character ' s ▁design , ▁calling ▁him ▁" a ▁real ▁scene ▁ste aler ". ▁Ch om per ▁is ▁the ▁star ▁of ▁the ▁children ' s ▁book ▁The ▁L on ely ▁Din osa ur , ▁based ▁on ▁the ▁TV ▁series ▁episode ▁" The ▁L on ely ▁J our ney ". ▁ ▁Ruby ▁Ruby , ▁vo iced ▁by ▁Meg han ▁Str ange , ▁is ▁a ▁female ▁p ink ▁O vi ra pt or , ▁or ▁" F ast ▁Run ner ", ▁who ▁first ▁appeared ▁in ▁the ▁television ▁series , ▁debut ing ▁in ▁the ▁inaug ural ▁episode ▁" The ▁C ave ▁of ▁Many ▁Vo ices ". ▁Origin ally ▁from ▁the ▁Myst er ious ▁Bey ond , ▁she ▁meets ▁Ch om per ▁and ▁agre es ▁to ▁accomp any ▁him ▁to ▁the ▁Great ▁Valley , ▁and ▁becomes ▁separated ▁from ▁her ▁parents ▁and ▁two ▁sib lings ▁after ▁they ▁are ▁amb ushed ▁by ▁a ▁Sh ar pt ooth ▁named ▁Red c law .