 At the same time, because the new $1 coin depicted a kiwi, the 20c coin reverse design was changed.The new 20c coins depicted a Māori carving of Pukaki, a chief of the Ngati Whakaue iwi.Coins with kiwi design, however, outnumbered coins with the new design until they were replaced with the new 20c coins, all depicting the later design, in 2006.