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The two extant species of ostrich are the common ostrich and Somali ostrich, both in the genus Struthio, which also contains several species known from Holocene fossils such as the Asian ostrich. The common ostrich is the more widespread of the two living species, and is the largest living bird species.
The Somali ostrich occurs in the Horn of Africa, having evolved isolated from the common ostrich by the geographic barrier of the East African Rift. In some areas, the common ostrich's Masai subspecies occurs alongside the Somali ostrich, but they are kept from interbreeding by behavioral and ecological differences. [15]
The common ostrich is the largest and heaviest living bird. Males stand 2.1 to 2.75 m (6 ft 11 in to 9 ft 0 in) tall and weigh 100 to 130 kg (220 to 290 lb), whereas females are about 1.75 to 1.9 m (5 ft 9 in to 6 ft 3 in) tall and weigh 90 to 120 kg (200 to 260 lb). [20]
The two extant species of ostrich are the common ostrich and Somali ostrich, both in the genus Struthio, which also contains several species known from Holocene fossils such as the Asian ostrich. The common ostrich is the more widespread of the two living species, and is the largest living bird species.
A male ostrich can reach a height of 2.8 metres (9.2 feet) and weigh over 156.8 kg (346 lb), [1] A mass of 200 kg (440 lb) has been cited for the ostrich but no wild ostriches of this weight have been verified. [2] Ostrich eggs are the largest of any bird, averaging 1.4 kg (3.1 lb). [3]
Latham, 1790 [1] This is a list of ratites. ... Common ostrich: Struthio camelus LR/lc ... Species Status Distribution
The ostrich is a flightless bird native to Africa. It is the largest living species of bird. It is distinctive in its appearance, with a long neck and legs and the ability to run at high speeds. Common ostrich, Struthio camelus [1] South African ostrich, Struthio camelus australis (I)
Struthioniformes is an order of birds with only a single extant family, Struthionidae, containing the ostriches.Several other extinct families are known, spanning across the Northern Hemisphere, from the Early Eocene to the early Pliocene, including a variety of flightless forms like the Paleotidae, Geranoididae, Eogruidae and Ergilornithidae, the latter two thought to be closely related to ...