2000 $1 Silver Kangaroo Frosted Uncirculated Coin. The kangaroo is widely recognised as a special symbol of Australia. This spectacular animal is admired around the world for it's proud good looks, pleasant nature and powerful leap. The kangaroo uses its long legs as springs, with tail for balance, to propel forward at speeds up to 60 kilometres per hour. Please contact Adelaide Exchange Jewellers to find out more on this item.