Flightless bird also included here. 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
Southern black tit Southern black tit The southern black tit or simply black tit ("Melaniparus niger") is a species of bird in the tit family Paridae, which is native to woodland habitats in southern Africa. It occurs chiefly in tropical and subtropical savanna woodland, in a semicircular arc from Angola to the Eastern Cape, South Africa. It prefers woodland dominated by broad-leaved trees, most importantly miombo, "Combretum" species, and "Burkea africana". It is especially common in the woodlands of western Zimbabwe, where densities can reach as high as fifty birds per square kilometre. The southern black tit, unlike parids of the Northern Hemisphere