▁media eval ▁times ▁and ▁is ▁told ▁at ▁great ▁length ▁by ▁R umi ▁in ▁his ▁Mas nav i ▁as ▁an ▁example ▁of ▁the ▁d angers ▁of ▁une qual ▁friendship . ▁ ▁At ▁about ▁the ▁same ▁time , ▁a ▁different ▁version ▁concerning ▁a ▁sc orp ion ▁and ▁a ▁tort o ise ▁had ▁emer ged ▁among ▁the ▁f ables ▁of ▁B id p ai . ▁The ▁sc orp ion ▁asks ▁the ▁tort o ise ▁to ▁carry ▁it ▁across ▁a ▁stream ▁and ▁promises ▁that ▁it ▁will ▁do ▁no ▁harm . ▁When ▁the ▁tort o ise ▁disco vers ▁that ▁the ▁sc orp ion ▁is ▁trying ▁to ▁drive ▁its ▁st ing ▁through ▁his ▁shell , ▁he ▁div es ▁and ▁d row ns ▁its ▁tre acher ous ▁passenger . ▁Although ▁many ▁of ▁B id p ai ' s ▁stories ▁can ▁be ▁trac ed ▁back ▁to ▁the ▁ancient ▁H indu ▁f able ▁collection , ▁the ▁Pan chat ant ra , ▁no ▁S ansk rit ▁version ▁of ▁the ▁sc orp ion ▁story ▁exists . ▁A ▁German ▁study ▁by ▁Ar ata ▁Tak eda ▁suggests ▁that ▁it ▁was ▁introduced ▁during ▁the ▁ 1 2 th ▁and ▁ 1 3 th ▁century ▁in ▁the ▁Pers ian ▁language ▁area . ▁ ▁Tak eda ' s ▁study ▁began ▁as ▁an ▁attempt ▁to ▁find ▁the ▁origin ▁of ▁a ▁more ▁recent ▁hy brid ▁tale ▁with ▁elements ▁of ▁both ▁A es op ' s ▁f able ▁and ▁the ▁Eastern ▁analog ue . ▁In ▁this , ▁it ▁is ▁a ▁f rog ▁that ▁is ▁asked ▁by ▁the ▁sc orp ion ▁to ▁carry