▁bl u ish - gre y ▁din osa urs ▁and ▁are ▁Little foot ' s ▁mat ernal ▁grand par ents . ▁They ▁are ▁his ▁primary ▁care g ivers ▁after ▁his ▁mother ' s ▁( the ir ▁daughter ' s ) ▁death ; ▁whereas ▁Grand pa ▁Long ne ck , ▁together ▁with ▁T ops y , ▁serves ▁as ▁a ▁leader ▁of ▁the ▁combined ▁her ds ▁of ▁the ▁Great ▁Valley . ▁Little foot ▁regards ▁his ▁grand father ▁as ▁an ▁id ol . ▁Although ▁both ▁el ders ▁s eld om ▁fight , ▁each ▁is ▁fully ▁capable ▁of ▁oppos ing ▁a ▁ty ran n osa ur . ▁▁▁▁▁ ▁Grand ma ▁and ▁Grand pa ▁Long ne ck ▁appear ▁in ▁all ▁of ▁the ▁Land ▁Before ▁Time ▁films , ▁and ▁in ▁many ▁episodes ▁of ▁the ▁TV ▁series . ▁Their ▁names ▁have ▁never ▁been ▁given : ▁all ▁the ▁characters ▁address ▁them ▁by ▁title , ▁or ▁by ▁the ▁species ▁name ▁of ▁" Long ne ck ," ▁including ▁by ▁each ▁other ; ▁modifying ▁this , ▁Bron ▁appears ▁as ▁their ▁son - in - law , ▁where fore ▁he ▁ident ifies ▁them ▁as ▁" P apa ▁and ▁M ama ▁Long ne ck ." ▁ ▁Bron ▁Bron , ▁vo iced ▁by ▁K ie fer ▁S uther land ▁( X ) ▁and ▁Cam ▁Clar ke ▁( TV ▁series ), ▁and ▁Scott ▁Why te ▁( X IV ) ▁is ▁a ▁brown ▁din osa ur , ▁the ▁father ▁of ▁Little foot , ▁and ▁adopt ive ▁father ▁of ▁Short y . ▁He ▁first ▁appears ▁in ▁The ▁Land ▁Before ▁Time