This classic 9 Pence definitive stamp features the iconic Australian platypus, one of the nation’s most unique native mammals. Issued during the King George VI period, the design highlights Australia’s rich wildlife heritage through detailed engraved artwork. The earthy brown tone and natural riverbank setting make it one of the most recognizable Australian fauna definitives. Widely used for mid-range postal rates, it remains a popular collectible among thematic wildlife and Commonwealth collectors. Well-centered used examples like this are valued for their historical postal usage and sharp engraving detail.