Flightless bird Flightless bird Flightless birds are birds that through evolution lost the ability to fly. There are over 60 extant species including the well known ratites (ostrich, emu, cassowary, rhea and kiwi) and penguins. The smallest flightless bird is the Inaccessible Island rail (length 12.5 cm, weight 34.7 g). The largest (both heaviest and tallest) flightless bird, which is also the largest living bird, is the ostrich (2.7 m, 156 kg). Ostriches are farmed for their decorative feathers, meat and their skins, which are used to make leather. Many domesticated birds, such as the domestic chicken and domestic duck, have lost
Emu Flat, South Australia it no longer wanted. The mine was not very successful, and closed around 1910. Emu Flat, South Australia Emu Flat is a locality in the western Clare Valley in South Australia. In the 19th century, Emu Flat was the site of some copper mining by the Royal Mining Company and the Burra Company. The Burra Company already had a successful mine at Burra to the northeast. It had an agreement with the Royal Mining Company, but when the land was auctioned, Burra had the capacity to outbid on every lot. It could pay 20% of the purchase price, and if