The quebracho crested tinamou (''Eudromia formosa'') is a species of

tinamou Tinamous () form an order of birds called Tinamiformes (), comprising a single family called Tinamidae (), divided into two distinct subfamilies, containing 46 species found in Mexico, Central America, and South America. The word "tinamou" come ...

found in dry forest habitatsBirdLife International (2008) in

Paraguay Paraguay (; ), officially the Republic of Paraguay ( es, República del Paraguay, links=no; gn, Tavakuairetã Paraguái, links=si), is a landlocked country in South America. It is bordered by Argentina to the south and southwest, Brazil to th ...

and northern

Argentina Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, th ...

South America South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere at the northern tip of the continent. It can also be described as the southe ...

.Clements, J. (2007)

Taxonomy

Etymology

''Eudromia'' comes from two Greek words, ''eu'' meaning well or nicely, and ''dromos'' meaning a running escape. These definitions together mean, nice running escape, which refers to their habit of escaping predators by running.Gotch, A. F. (1995) All tinamou are from the family Tinamidae, and in the larger scheme are also

ratite A ratite () is any of a diverse group of flightless, large, long-necked, and long-legged birds of the infraclass Palaeognathae. Kiwi, the exception, are much smaller and shorter-legged and are the only nocturnal extant ratites. The systematics ...

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.Davies, S. J. J. F. (2003)

Subspecies

There are two

subspecies In biological classification, subspecies is a rank below species, used for populations that live in different areas and vary in size, shape, or other physical characteristics (morphology), but that can successfully interbreed. Not all species ...

of this tinamou: * ''E. f. formosa'', the nominate race, occurs in the arid quebracho woodlands in northern

. * ''E. f. mira'' occurs in the arid chaco of

and northwestern

Description

The quebracho crested tinamou is approximately in length. Its upper parts are greyish-brown to blackish with a few scattered small white spots. Its lower parts are pale buffish to whitish and heavily barred with black. Its head has a black crest that is long, thin, and straight. It has a dusky stripe behind eye, bordered above and below by white stripes.

Distribution and habitat

The quebracho crested tinamou is found in dry forests up to . It is also found in dry

savanna A savanna or savannah is a mixed woodland-grassland (i.e. grassy woodland) ecosystem characterised by the trees being sufficiently widely spaced so that the canopy does not close. The open canopy allows sufficient light to reach the ground to ...

. Its range is northern Argentina and Paraguay.

Behavior

Like other tinamous, the quebracho crested tinamou eats fruit off the ground or low-lying bushes. They also eat small amounts of

invertebrates Invertebrates are a paraphyletic group of animals that neither possess nor develop a vertebral column (commonly known as a ''backbone'' or ''spine''), derived from the notochord. This is a grouping including all animals apart from the chordate ...

, flower buds, tender leaves, seeds, and roots. The male incubates the eggs which may come from as many as 4 different females, and then will raise them until they are ready to be on their own, usually 2–3 weeks. 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; officially International Union for Conservation of Nature and Natural Resources) is an international organization working in the field of nature conservation and sustainable use of natu ...

list this species as

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

, with an occurrence range of .

Footnotes

References

* * * * * * Birds described in 1905 Birds of Argentina Birds of Paraguay Eudromia Tinamous of South America {{Tinamiformes-stub