He mea nui ngā pūnga hiko i runga i ngā papa hiko tā. Ka pāngia e rātou te mahi me te kounga o te hiko. Waihoki, he mea noa te whakamahi i ngā pūnga hiko i roto i ngā hiko hiko nā te mea ka taea e rātou te aukati i ngā iahiko tika.