As the cold came on, and as each more southern zone became fitted for the inhabitants of the north, these would take the places of the former inhabitants of the temperate regions.
Hotza etorri zenean eta hegoaldeko aldeak Iparraldeko biztanleentzat egokiak izatera heldu zirenean, haiek hartuko zituzten hegoko lehengo biztanleen lekuak.