Humblot's sunbird (''Cinnyris humbloti'') 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 lightweigh ...
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 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 elsew ...
to the islands of
Grand Comoro
Grande Comore () is an island in Comoros off the coast of Africa. It is the largest island in the Comoros nation. Most of its population is of the Comorian ethnic group. Its population is about 316,600. The island's capital is Moroni, which i ...
and
Mohéli
Mohéli , also known as Mwali, is an autonomous island that forms part of the Comoros, Union of the Comoros. It is the smallest of the three major islands in the country. It is located in the Indian Ocean off the coast of Africa and it is the sma ...
in the
Comoros
The Comoros,, ' officially the Union of the Comoros,; ar, الاتحاد القمري ' is an independent country made up of three islands in southeastern Africa, located at the northern end of the Mozambique Channel in the Indian Ocean. It ...
.
Description
The adult male Humblot's sunbird has green upperparts with a dark or gold gloss. In the nominate subspecies the throat and upper breast are glossy green with a red lower breast, in the subspecies from Mohéli the upperparts are duller and the throat and upper breast are glossed with purple. It has yellow and the lower breast and belly are yellowish green. The adult female is olive green above, greyer on the head with a brighter rump and greyer underparts with dark spots and streaks, has a white tip to the tail and pectoral tufts. They are 11 cm in length and the male weights 5.5–7g, the female 5.5–8g.
Voice
The song of Humblot's sunbird consists of a series of series of chipping notes, which are mixed up. Alarm and contact calls are a harsh scolding “''tssk, tssk''”.
Distribution and habitat
Humblot's sunbird is endemic to Grand Comoro and Moheli in the Comoros. It is found in forest, gardens and scrub from sea level to 790m above sea level.
Habits
Humblot's sunbird feeds by gleaning and hover gleaning insects from the leaf tips of the fronds of the
coconut palm
The coconut tree (''Cocos nucifera'') is a member of the palm tree family (Arecaceae) and the only living species of the genus ''Cocos''. The term "coconut" (or the archaic "cocoanut") can refer to the whole coconut palm, the seed, or the f ...
. It is known to sip nectar from ''
Cocos nucifera
The coconut tree (''Cocos nucifera'') is a member of the palm tree family (Arecaceae) and the only living species of the genus ''Cocos''. The term "coconut" (or the archaic "cocoanut") can refer to the whole coconut palm, the seed, or the f ...
'', ''
Cussonia
''Cussonia'' is a genus of plants of the family Araliaceae, which is native to the Afrotropics. It originated in Africa and has its center of distribution in South Africa and the Mascarene Islands. Due to their striking habit, they are a consp ...
spp'', ''
Eucalyptus
''Eucalyptus'' () is a genus of over seven hundred species of flowering trees, shrubs or mallees in the myrtle family, Myrtaceae. Along with several other genera in the tribe Eucalypteae, including '' Corymbia'', they are commonly known as euca ...
'' and ''
Impatiens
''Impatiens'' is a genus of more than 1,000 species of flowering plants, widely distributed throughout the Northern Hemisphere and the tropics. Together with the genus ''Hydrocera'' (one species), ''Impatiens'' make up the family Balsaminaceae. ...
spp''. The nest is made of fine grass, covered with moss and lined with
milkweed
''Asclepias'' is a genus of herbaceous, perennial, flowering plants known as milkweeds, named for their latex, a milky substance containing cardiac glycosides termed cardenolides, exuded where cells are damaged. Most species are toxic to humans ...
strands and attached to with moss to a branch. Laying is in August and September.
Subspecies
There are two subspecies:
*''Cinnyris humbloti humbloti'' A. Milne-Edwards & Oustalet, 1885: Grand Comoro, in Comoro Is.
*''Cinnyris humbloti mohelicus'' Stresemann & Grote, 1926: Mohéli
Etymology
The scientific name commemorates the
French
French (french: français(e), link=no) may refer to:
* Something of, from, or related to France
** French language, which originated in France, and its various dialects and accents
** French people, a nation and ethnic group identified with Franc ...