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This was fitting with the rhea being a flightless ground bird. Depending on the South American region, the rhea is known locally as ñandú guazu ( Guaraní –or related Tupi nhandú-gûasú – meaning "big spider" [ 5 ] most probably concerning their habit of opening and lowering alternate wings when they run), [ citation needed ] ema ...
The greater rhea is a silent bird except during mating season, when they make low booming noises, and as chicks, when they give a mournful whistle. [4] During the non-breeding season they will form flocks of between 10 and 100 birds. When in flocks, they tend to be less vigilant, but the males can get aggressive towards other males.
Ostrich farming grew out of this need, and humans harvested feathers, hides, eggs, and meat from the ostrich. Emu farming also became popular for similar reasons and for their emu oil. Rhea feathers are popular for dusters, and eggs and meat are used for chicken and pet feed in South America. Ratite hides are popular for leather products like ...
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The group took custody of several dozen animals, including a five-month-old, female South American ostrich — or lesser rhea — named Eddy found in the crowded basement.
Of the two extant species of rheas recognized by the IUCN Red List, as of 2022, Rhea americana is listed as near threatened, [6] while Rhea pennata is listed as least concern. [7] From 2014 to 2022, the IUCN recognised Rhea tarapacensis as a separate species, and listed it as near threatened in its last assessment in 2020; [ 8 ] in 2022, it was ...
A family of Rhea pennata pennata in the wild in Chile, 2006 Head of a Darwin's rhea at the Edinburgh Zoo. The lesser rhea stands at 90 to 100 cm (35–39 in) tall. Length is 92 to 100 cm (36–39 in) and weight is 15 to 28.6 kg (33–63 lb).
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), [ 1 ] A mass of 200 kg (440 lb) has been cited for the ostrich but no wild ostriches of this ...