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
François Lays April 1785, although even then his relationship with the trio of rebel singers did not improve very much. In a report to his superiors, Dauvergne described Lays as the black sheep of the group, Rousseau as a "nice young man", if only he had spent less time in the company of Lays, and Chéron as another "nice young man" (with the mind of a twelve-year-old), but scared of the beating Lays and Rousseau had promised him if he betrayed their alliance. In the end, the three had to bow to pressure from the theatre management, although not before being promoted