The metallic-winged sunbird (''Aethopyga pulcherrima'') is a

species A species () is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce fertile offspring, typically by sexual reproduction. It is the basic unit of Taxonomy (biology), ...

bird Birds are a group of warm-blooded vertebrates constituting the class (biology), class Aves (), characterised by feathers, toothless beaked jaws, the Oviparity, laying of Eggshell, hard-shelled eggs, a high Metabolism, metabolic rate, a fou ...

in the family

Nectariniidae Sunbirds and spiderhunters make up the family Nectariniidae of passerine birds. They are small, slender passerines from the Old World, usually with downward-curved bills. Many are brightly coloured, often with iridescent feathers, particularly i ...

. It is

endemic Endemism is the state of a species being found only 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 foun ...

to the

Philippines The Philippines, officially the Republic of the Philippines, is an Archipelagic state, archipelagic country in Southeast Asia. Located in the western Pacific Ocean, it consists of List of islands of the Philippines, 7,641 islands, with a tot ...

. Its natural

habitat In ecology, habitat refers to the array of resources, 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 manifestation of its ...

s are tropical moist lowland

forest A forest is an ecosystem characterized by a dense ecological community, community of trees. Hundreds of definitions of forest are used throughout the world, incorporating factors such as tree density, tree height, land use, legal standing, ...

s and 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 lapse rate, fall as elevation increases, causing the ecosystem to stratify. This stratification is ...

s. This species was formerly three species named the Luzon sunbird, Mindanao sunbird and Bohol sunbird but has since been lumped into a single species.

Description and taxonomy

Ebird describes it as "A small bird with a fairly long, curved bill of lowland and foothill forest and forest edge in the Philippines. Male has bluish-green iridescence on the forehead, cheek, and shoulder, and a yellow throat and chest with an orange smudge. Female is washed-out yellow below with a whitish throat. Similar to Lina’s Sunbird, but male has a shorter, rounded green tail and olive rather than blue flight feathers, and the female lacks the gray head, streaked chest, and reddish belly. Female also similar to female Handsome Sunbird, but has a dark green tail. Voice includes a high-pitched jumbled song and an upslurred, high-pitched “chuit!” The metallic-winged sunbird was

formally described A species description is a formal scientific description of a newly encountered species, typically articulated through a scientific publication. Its purpose is to provide a clear description of a new species of organism and explain how it differ ...

in 1876 by the English ornithologist

Richard Bowdler Sharpe Richard Bowdler Sharpe (22 November 1847 – 25 December 1909) was an English people, English zoologist and ornithology, ornithologist who worked as curator of the bird collection at the British Museum of natural history. In the course of his car ...

based on specimens collected on the island of

Basilan Basilan, officially the Province of Basilan (; ; ; ), is an island province of the Philippines located primarily in the Bangsamoro Autonomous Region. Basilan Island is the largest and northernmost of the major islands of the Sulu Archipelago ...

by members of an expedition to the Philippines led by the American ornithologist Joseph Beal Steere. Sharpe coined the

binomial name In taxonomy, binomial nomenclature ("two-term naming system"), also called binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, both of which use Latin grammatical forms, altho ...

''Aethopyga pulcherrima'', where the specific epithet is from

Latin Latin ( or ) is a classical language belonging to the Italic languages, Italic branch of the Indo-European languages. Latin was originally spoken by the Latins (Italic tribe), Latins in Latium (now known as Lazio), the lower Tiber area aroun ...

''pulcherrimus'' meaning "very beautiful". Three

subspecies In Taxonomy (biology), biological classification, subspecies (: subspecies) is a rank below species, used for populations that live in different areas and vary in size, shape, or other physical characteristics (Morphology (biology), morpholog ...

are recognised: * ''A. p. pulcherrima'' Sharpe, 1876 –

Eastern Visayas Eastern Visayas (; ; ; ) is an administrative region in the Philippines, designated as Region VIII. It consists of three main islands: Samar, Leyte, and Biliran. The region has six provinces: Biliran, Leyte, Northern Samar, Samar, Easte ...

and

Mindanao Mindanao ( ) is the List of islands of the Philippines, second-largest island in the Philippines, after Luzon, and List of islands by population, seventh-most populous island in the world. Located in the southern region of the archipelago, the ...

group (central, south Philippines, formerly called the Mindanao sunbird); irridiscent blue only on shoulder * ''A. p. jefferyi'' ( Ogilvie-Grant, 1894) – montane

Luzon Luzon ( , ) is the largest and most populous List of islands in the Philippines, island in the Philippines. Located in the northern portion of the List of islands of the Philippines, Philippine archipelago, it is the economic and political ce ...

(north Philippines, formerly considered as a separate species, the Luzon sunbird); irridiscent blue encompasses the entire wing and rump * ''A. p. decorosa'' (McGregor, 1907) –

Bohol Bohol (), officially the Province of Bohol (; ), is an island province of the Philippines located in the Central Visayas Regions of the Philippines, region, consisting of the island itself and 75 minor surrounding islands. It is home to Bohola ...

(central south Philippines, formerly considered as a separate species, the Bohol sunbird); irridiscent blue encompasses the entire wing and rump but much paler than the Luzon sunbird

Ecology and behavior

Seen alone or are part of mixed flocks. This species is often observed foranging on flowers but it is believed that this species also feeds on insects. A single nest recorded contained 3 eggs which were described as dull pink with gray mottling.

Habitat and conservation status

Its natural

is tropical moist lowland

forests A forest is an ecosystem characterized by a dense community of trees. Hundreds of definitions of forest are used throughout the world, incorporating factors such as tree density, tree height, land use, legal standing, and ecological functio ...

and tropical moist montane forests up to 2,000 meters above sea level although the altitudes differ per subspeces. The Bohol and Mindanao sunbirds were more often seen in lowlands while the Luzon sunbird is only recorded above 900 meters above sea level. It is assessed as a

Least-concern species 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 ...

by the

International Union for Conservation of Nature 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 stat ...

as it is fairly common in its range and tolerant of disturbed habitat.

References

metallic-winged sunbird Endemic birds of the Philippines metallic-winged sunbird Taxonomy articles created by Polbot {{Nectariniidae-stub