The Ua Pou monarch (''Pomarea mira'') 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 Monarchidae,

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found else ...

to the French Polynesian island of

Ua Pou Ua Pou (french: Ua Pou, North Marquesan: ''’uapou'') is the third largest of the Marquesas Islands, in French Polynesia, an overseas territory of France in the Pacific Ocean. History Pre-European history Ua Pou is the only major island that ...

. Its natural

habitat In ecology, the term habitat summarises the array of resources, physical and biotic factors that are present in an area, such as to support the survival and reproduction of a particular species. A species habitat can be seen as the physical ...

s are subtropical or tropical moist lowland forest, subtropical or tropical moist

montane forest Montane ecosystems are found on the slopes of mountains. The alpine climate in these regions strongly affects the ecosystem because temperatures fall as elevation increases, causing the ecosystem to stratify. This stratification is a crucial ...

, and heavily degraded former forest.

Taxonomy and systematics

The Ua Pou monarch was formerly considered as a subspecies of the

Marquesan monarch The Marquesan monarch (''Pomarea mendozae'') is a species of bird in the family Monarchidae. It is endemic to French Polynesia. Its natural habitats are subtropical or tropical dry forest, subtropical or tropical moist lowland forest, and subtr ...

until elevated to species rank by the

IOC The International Olympic Committee (IOC; french: link=no, Comité international olympique, ''CIO'') is a non-governmental sports organisation based in Lausanne, Switzerland. It is constituted in the form of an association under the Swiss ...

in 2012.

Status

It was considered extinct due to

habitat loss Habitat destruction (also termed habitat loss and habitat reduction) is the process by which a natural habitat becomes incapable of supporting its native species. The organisms that previously inhabited the site are displaced or dead, thereby ...

, having last been observed in 1975 and not located on intensive searches in 1998 and 1999. However, in 2010 an unconfirmed but convincing report of a male was observed on

and based on this possible rediscovery, the status was reverted in 2013 to critically endangered and possibly extinct. If indeed still extant, the remaining population would be very small, certainly less than fifty.

References

Ua Pou monarch Birds of the Marquesas Islands Ua Pou monarch Taxonomy articles created by Polbot {{Monarchidae-stub