List of largest birds
The largest extant species of bird measured by mass is the common ostrich (Struthio camelus), closely followed by the Somali ostrich (Struthio molybdophanes). A male ostrich can reach a height of 2.8 metres (9.2 feet) and weigh over 156.8 kg (346 lb), A mass of 200 kg (440 lb) has been cited for the ostrich but no wild ostriches of this weight have been verified.