Their job is to filter the blood of metabolic waste and transport the urine via ureters to the urinary bladder where it is stored before being passed out periodically through the cloacal vent.
ðɛɹ dʒˈɑːb ɪz tə fˈɪltɚ ðə blˈʌd ʌv mˌɛɾəbˈɑːlɪk wˈeɪst ænd tɹˈænspoːɹt ðə jˈʊɹɹɪn vˈaɪə jˈʊɹɹɛɾɚz tə ðə jˈʊɹɹɪnˌɛɹi blˈædɚ wˌɛɹ ɪɾ ɪz stˈoːɹd bᵻfˌoːɹ bˌiːɪŋ pˈæst ˈaʊt pˌiəɹɪˈɑːdɪkli θɹuː ðə klˈoʊkəl vˈɛnt.