<prompt> unaweza kugeuza matini haya ya swahilikwa kiingereza?karibu kila mwaka mwezi wa julai wanyama hawa huhamia eneo la kaskazini kwa wingi kutoka serengeti wakitafuta lishe , na hurudi upande wa kusini katika mwezi wa oktoba.  <response>: around july of each year these animals migrate in a vast ensemble north from the serengeti plains in search of fresh pasture, and return to the south around october. 