The curve-billed reedhaunter (''Limnornis curvirostris'') is a species of

bird Birds are a group of warm-blooded vertebrates constituting the class Aves (), characterised by feathers, toothless beaked jaws, the laying of hard-shelled eggs, a high metabolic rate, a four-chambered heart, and a strong yet lightweig ...

in the family Furnariidae. It is found in marshy areas of north-eastern

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-eastern

Brazil Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...

, and

Uruguay Uruguay (; ), officially the Oriental Republic of Uruguay ( es, República Oriental del Uruguay), is a country in South America. It shares borders with Argentina to its west and southwest and Brazil to its north and northeast; while bordering ...

. It occupies a similar

ecological niche In ecology, a niche is the match of a species to a specific environmental condition. Three variants of ecological niche are described by It describes how an organism or population responds to the distribution of resources and competitors (for ...

to some

reed warblers The ''Acrocephalus'' warblers are small, insectivorous passerine birds belonging to the genus ''Acrocephalus''. Formerly in the paraphyletic Old World warbler assemblage, they are now separated as the namesake of the marsh and tree warbler fami ...

. The curve-billed reedhaunter is placed in the

monotypic In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unispe ...

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nom ...

''Limnornis''. The superficially similar

straight-billed reedhaunter The straight-billed reedhaunter (''Limnoctites rectirostris'') is a South American bird species in the family Furnariidae. Taxonomy Formerly it was placed in ''Limnornis'' with the curve-billed reedhaunter (''Limnornis curvirostris'') which l ...

is sometimes also included in ''Limnornis'', but evidence suggests it is closer to ''

Cranioleuca The typical spinetails, ''Cranioleuca'', are a genus of Neotropical birds in the ovenbird family Furnariidae. This is a homogeneous group of small birds that live in forested habitats. The spinetails in this genus differ from those placed in ' ...

'' spinetails than it is to the curve-billed reedhaunter.Olson, S. L., M. Irestedt, P. G. P. Ericson, & J. Fjeldså. 2005. ''Independent evolution of two Darwinian marsh-dwelling ovenbirds (Furnariidae: Limnornis, Limnoctites).'' Ornitologia Neotropical 16: 347-359.

References

* Gould, John (1839): enus Limnornis ''In:'' Zoology of the Voyage of the H.M.S. Beagle. Part III: Birds. 11: 80. curve-billed reedhaunter Birds of the Pampas Birds of Uruguay curve-billed reedhaunter Taxonomy articles created by Polbot {{Furnariidae-stub