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Ostrich eggs in a nest at an ostrich farm, South Pasadena, ca.1900 Photograph of 13 ostrich eggs in a nest at an ostrich farm, South Pasadena, ca.1900. A few rocks are visible at left. Call number: CHS-823 Filename: CHS-823 Coverage date: circa 1900 Part of collection: California Historical Society Collection, 1860-1960 Format: glass plate ...
A female common ostrich can distinguish her own eggs from the others in a communal nest. [3] Ostrich eggs are the largest of all eggs, [4] though they are actually the smallest eggs relative to the size of the adult bird — on average they are 15 cm (5.9 in) long, 13 cm (5.1 in) wide, and weigh 1.4 kilograms (3.1 lb), over 20 times the weight ...
Ostrich oil is another product that is made using ostrich fat. Ostriches are of the genus Struthio in the order Struthioniformes , part of the infra-class Palaeognathae , a diverse group of flightless birds also known as ratites that includes the emus , rheas , cassowaries , kiwis and the extinct elephant birds and moas .
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]
After mating, the male builds a nest where each female lays eggs. The nest is a simple scrape in the ground, lined with grass and leaves. [15] The male incubates from ten to sixty eggs. The male will use a decoy system and place some eggs outside the nest, then sacrifice these to predators so they do not attempt to get inside the nest.
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The Masai ostrich (Struthio camelus massaicus), also known as the East African ostrich is a red-necked subspecies variety of the common ostrich and is endemic to East Africa. [2] [3] It is one of the largest birds in the world, second only to its sister subspecies Struthio camelus camelus. [4] Today it is farmed for eggs, meat, and feathers. [5 ...
The North African ostrich, [1] red-necked ostrich, or Barbary ostrich (Struthio camelus camelus) is the nominate subspecies of the common ostrich from West and North Africa. It has the largest average size among the subspecies of ostriches, making it the largest living bird .