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
Work Is a Four-Letter Word was a member of the Royal Shakespeare Company, of which Peter Hall was artistic director until the year of the film's release. Cilla Black had not previously had a starring role; she had appeared briefly as herself in "Ferry Cross The Mersey" (1965), a vehicle for Gerry and the Pacemakers. She recorded the theme song for the film, having the same title, which was released as the B side of "Where Is Tomorrow?" in 1968; the single reached number 39 in the UK Charts. This would be Black's only starring role in film. Most of the remainder of the cast