Australian Ratites are a group of flightless birds that are native to Australia. They include the Emu, which is the largest bird in Australia and the second largest bird in the world after the Ostrich. The Emu is a large, flightless bird with long legs and a long neck. It has a brownish-gray plumage and can reach up to 6 feet tall. It is an omnivore, eating both plants and animals. Other Australian Ratites include the Southern Cassowary, the Dwarf Cassowary, the Rhea, and the Kiwi. All of these birds are flightless and have adapted to life on the ground.