2012 50c Australian Sea Life II The Reef Octopus 1/2oz Silver Coloured Proof Coin

The coin’s reverse depicts an octopus in colour and includes The Perth Mint’s ‘P’ mintmark. Incorporated into the design are the inscriptions AUSTRALIAN SEA LIFE II - THE REEF and OCTOPUS. The octopus can be found all around the coast of Australia. The octopus is among the most intelligent of all invertebrates and if threatened will hide, flee, expel ink, or use colour-changing camouflage.