Endemic to Australia, this enormous flightless bird has drooping gray shaggy plumage. Only confusion possible with introduced Common Ostrich, but note Emu ’s dark head and a shaggy-feathered neck. Hatchlings have distinctive stripes throughout. Juvenile and immature birds are darker than adults with more feathered necks. Prefers open country, where it roams around in loose flocks ranging from a few birds up to hundreds. Learn about the emu , a large, tough flightless bird that is Australia's largest and the second largest in the world. Find out about its description, habitat, diet, behaviour, reproduction and conservation status. The Emus is the largest bird native to Australia and the only extant member of the genus Dromaius. Explore more about Emus. The emu is the second tallest bird in the world, only the ostrich is taller. The largest individuals can reach up to 150 to 190 cm (59 to 75 in) in height. Emus are the fourth or fifth heaviest living bird after the two species of ostrich and two larger species of cassowary. They weigh slightly more on average than an emperor penguin. The soft-feathered, brown birds reach up to 20m (27ft) in height. [2] Their feathers are in a double layer which helps keep the emu cool. [2] They have bare ...