On lost island river near green obeliks you can find a lot of them dont wear any citin armor cuz they will attack you and make sure cryo your Tamed mount. Put your last slot a lot of citin make a raft and go back and forth on the river many of them will come to you eventually and land on your raft feed one you like and mark it on the menü and tail it ve carefull it will come back for more food if you can not give food in time it will ne angry and attack you a little and run away dont miss feeding time dont forget when you give them Fırst citin your count down start either feed ör not feed them if you can not tame them in time they will die from hunger