▁cousin ▁Z eb ▁H ug son . ▁ ▁When ▁a ▁giant ▁earth qu ake ▁occurs , ▁Jim ▁and ▁the ▁occup ants ▁of ▁his ▁carriage ▁fall ▁deep ▁into ▁the ▁earth ▁and ▁into ▁the ▁Land ▁of ▁the ▁Mang ab o os . ▁ ▁As ▁they ▁enter ▁a ▁fair y ▁country , ▁Jim ▁g ains ▁the ▁ability ▁to ▁speak . ▁ ▁Through out ▁most ▁of ▁the ▁book , ▁Jim ▁pull s ▁the ▁bug gy ▁that ▁car ries ▁Dor othy , ▁Z eb , ▁and ▁the ▁W izard ▁of ▁O z . ▁ ▁He ▁is ▁occasionally ▁unh itch ed ▁from ▁his ▁carriage ▁when ▁it ▁is ▁too ▁cum bers ome ▁for ▁the ▁carriage ▁to ▁be ▁pulled ▁or ▁when ▁the ▁trav ellers ▁must ▁rely ▁on ▁Jim ' s ▁powerful ▁ho ov es ▁to ▁fight ▁against ▁cre atures ▁such ▁as ▁g argo yles . ▁ ▁Upon ▁arriv ing ▁in ▁O z , ▁he ▁is ▁regarded ▁as ▁an ▁odd ity ▁because ▁nobody ▁has ▁ever ▁seen ▁a ▁flesh - and - blo od ▁horse ; ▁the ▁only ▁horse ▁they ▁have ▁seen ▁is ▁the ▁S aw - hor se . ▁ ▁He ▁is ▁treated ▁as ▁an ▁hon oured ▁guest ▁in ▁the ▁Emer ald ▁City ▁and ▁becomes ▁somewhat ▁ha ug ht y , ▁b rag ging ▁that ▁he ▁was ▁a ▁fast ▁race hor se ▁in ▁his ▁youth . ▁ ▁However , ▁his ▁pride ▁is ▁hurt ▁after ▁losing ▁a ▁race ▁to ▁the ▁S aw - hor se ▁and ▁frequently ▁asks ▁Z eb ▁when ▁they ▁will ▁be ▁able ▁to ▁return ▁to ▁H ug son ' s