It is a move welcomed by hosts like Hollie Webster, who, along with her husband, is hosting Ukrainian guest Lydiia, as well as her two cats at their home in Holyhead.
Mae'n rhywbeth sy'n cael ei groesawu gan letywyr fel Hollie Webster sydd, gyda'i gŵr, yn cynnig llety i westai o Wcráin o'r enw Lydiia, ynghyd â'i dwy gath, yn eu cartref yng Nghaergybi.