Darwin's nothura (''Nothura darwinii'') is a type of

tinamou Tinamous () are members of the order Tinamiformes (), and family Tinamidae (), divided into two distinct subfamily, subfamilies, containing 46 species found in Mexico, Central America, and South America. The word "tinamou" comes from the Carib la ...

commonly found in high-altitude grassland in the southern

Andes The Andes ( ), Andes Mountains or Andean Mountain Range (; ) are the List of longest mountain chains on Earth, longest continental mountain range in the world, forming a continuous highland along the western edge of South America. The range ...

South America South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a considerably smaller portion in the Northern Hemisphere. It can also be described as the southern Subregion#Americas, subregion o ...

Etymology

The name of the species is named after

Charles Darwin Charles Robert Darwin ( ; 12 February 1809 – 19 April 1882) was an English Natural history#Before 1900, naturalist, geologist, and biologist, widely known for his contributions to evolutionary biology. His proposition that all speci ...

, an eminent English

naturalist Natural history is a domain of inquiry involving organisms, including animals, fungi, and plants, in their natural environment, leaning more towards observational than experimental methods of study. A person who studies natural history is cal ...

, to commemorate him.

Taxonomy

All tinamou are from the family Tinamidae, and in the larger scheme are also

ratite Ratites () are a polyphyletic group consisting of all birds within the infraclass Palaeognathae that lack keels and cannot fly. They are mostly large, long-necked, and long-legged, the exception being the kiwi, which is also the only nocturnal ...

s. Unlike other ratites, tinamous can fly, although in general, they are not strong fliers. All ratites evolved from prehistoric flying birds, and tinamous are the closest living relative of these birds.

Subspecies

* ''N. d. darwinii'', the nominate race, occurs in the

Patagonian Patagonia () is a geographical region that includes parts of Argentina and Chile at the southern end of South America. The region includes the southern section of the Andes mountain chain with lakes, fjords, temperate rainforests, and glaciers ...

steppes In physical geography, a steppe () is an ecoregion characterized by grassland plains without closed forests except near rivers and lakes. Steppe biomes may include: * the montane grasslands and shrublands biome * the tropical and subtropical gr ...

of south-central

Argentina Argentina, officially the Argentine Republic, is a country in the southern half of South America. It covers an area of , making it the List of South American countries by area, second-largest country in South America after Brazil, the fourt ...

* ''N. d. peruviana'' occurs in southern

Peru Peru, officially the Republic of Peru, is a country in western South America. It is bordered in the north by Ecuador and Colombia, in the east by Brazil, in the southeast by Bolivia, in the south by Chile, and in the south and west by the Pac ...

, in the

Urubamba Valley The Sacred Valley of the Incas (; ), or the Urubamba Valley, is a valley in the Andes of Peru, north of the Inca capital of Cusco. It is located in the present-day Peruvian region of Cusco. In colonial documents it was referred to as the "Vall ...

Cusco Region Cusco, also spelled Cuzco (; ), is a department and region in Peru and is the fourth-largest department in the country, after Madre de Dios, Ucayali, and Loreto. It borders the departments of Ucayali on the north; Madre de Dios and Puno ...

* ''N. d. agassizii'' occurs in the

altiplano The Altiplano (Spanish language, Spanish for "high plain"), Collao (Quechuan languages, Quechua and Aymara language, Aymara: Qullaw, meaning "place of the Qulla people, Qulla") or Andean Plateau, in west-central South America, is the most extens ...

of southeastern

and western

Bolivia Bolivia, officially the Plurinational State of Bolivia, is a landlocked country located in central South America. The country features diverse geography, including vast Amazonian plains, tropical lowlands, mountains, the Gran Chaco Province, w ...

* ''N. d. boliviana'' occurs in the highlands of western

;

Cochabamba Cochabamba (; ) is a city and municipality in central Bolivia in a valley in the Andes mountain range. It is the capital (political), capital of the Cochabamba Department and the list of cities in Bolivia, fourth largest city in Bolivia, with ...

, Chuquisaca,

Potosí Potosí, known as Villa Imperial de Potosí in the colonial period, is the capital city and a municipality of the Potosí Department, Department of Potosí in Bolivia. It is one of the list of highest cities in the world, highest cities in the wo ...

Oruro Oruro (Hispanicized spelling) or Uru Uru is a city in Bolivia with a population of 264,683 (2012 calculation), about halfway between La Paz and Sucre in the Altiplano, approximately above sea level. It is Bolivia's fifth-largest city by populat ...

, and

Tarija Tarija or San Bernardo de la Frontera de Tarixa is a city in southern Bolivia. Founded in 1574, Tarija is the largest city and capital and municipality within the Tarija Department, with an airport ( Capitán Oriel Lea Plaza Airport, (TJA)) of ...

Departments * ''N. d. salvadorii'' occurs in western

Description

The Darwin's nothura is approximately in length. It is similar to

spotted nothura __NOTOC__ The spotted nothura (''Nothura maculosa'') is a species of tinamou. This bird is native to grassy habitats in eastern and southern Brazil, Paraguay,Bolivia, Uruguay, and eastern and northern Argentina.Clements, J. (2007) Description Th ...

but more rufous with broader streaking below. Its upper parts are brown and streaked with buff, its lower parts are streaked with chestnut and it is black on its breast Its flanks are barred, and its crown is black with buff streaks, and its throat is white.

Behavior

Like other tinamous, the Darwin's nothura eats fruit off the ground or low-lying bushes. They also eat small amounts of

invertebrates Invertebrates are animals that neither develop nor retain a vertebral column (commonly known as a ''spine'' or ''backbone''), which evolved from the notochord. It is a paraphyletic grouping including all animals excluding the chordate subphylum ...

, flower buds, tender leaves, seeds, and roots. The male incubates the eggs which may come from different females, and then will raise them until they are ready to be on their own. The nest is located on the ground in dense brush or between raised root buttresses.

Conservation

The

IUCN The International Union for Conservation of Nature (IUCN) is an international organization working in the field of nature conservation and sustainable use of natural resources. Founded in 1948, IUCN has become the global authority on the status ...

classifies this tinamou as

Least Concern A least-concern species is a species that has been evaluated and categorized by the International Union for Conservation of Nature (IUCN) as not being a focus of wildlife conservation because the specific species is still plentiful in the wil ...

, with an occurrence range of .

References

{{Taxonbar, from=Q1268546

Darwin's nothura Darwin's nothura (''Nothura darwinii'') is a type of tinamou commonly found in high-altitude grassland in the southern Andes in South America. Etymology The name of the species is named after Charles Darwin, an eminent England, English natural h ...

Birds of the Peruvian Andes Birds of the Bolivian Andes Birds of Argentina