The term Aussie Bird refers to three birds native to Australia: the EMU (3 letters), Emeu (4 letters), and KOOKABURRA (10 letters). The EMU is the second-largest living bird by height, and is the only extant member of the genus Dromaius. The Emeu is a large flightless bird found in Australia, and is the only extant member of the genus Dromaiidae. The KOOKABURRA is a large kingfisher found in Australia and New Guinea, and is the only extant member of the genus Halcyonidae.