Aussie Ratite is a term used to describe a group of large, flightless birds native to Australia, which includes the EMU (3 letters). The EMU is the largest bird in Australia and the second-largest living bird in the world after the Ostrich. It is a distinctive brown and grey bird with long legs and a long neck. It is a ground-dwelling bird that feeds on a variety of plants and insects. The EMU is an iconic symbol of Australia and is featured on the Australian Coat of Arms.