Sykes's warbler (''Iduna rama'') is an
Old World warbler
Old World warblers are a large group of birds formerly grouped together in the bird family Sylviidae. The family held over 400 species in over 70 genera, and were the source of much taxonomic confusion. Two families were split out initially, the ci ...
in the
tree warbler
Tree warblers are medium-sized warblers in the marsh- and tree-warbler family Acrocephalidae. They are found in Europe, Africa and western Asia. Until recently, they were all classified in the single genus ''Hippolais''.
These warblers are ass ...
family. It was formerly considered a subspecies of the
booted warbler
The booted warbler (''Iduna caligata'') is an Old World warbler in the tree warbler group. It was formerly considered to be conspecific with Sykes's warbler, but the two are now usually both afforded species status. Booted warbler itself breeds ...
, but is now considered a full species. Its breeding
range
Range may refer to:
Geography
* Range (geographic), a chain of hills or mountains; a somewhat linear, complex mountainous or hilly area (cordillera, sierra)
** Mountain range, a group of mountains bordered by lowlands
* Range, a term used to i ...
is from northeast
Arabia
The Arabian Peninsula, (; ar, شِبْهُ الْجَزِيرَةِ الْعَرَبِيَّة, , "Arabian Peninsula" or , , "Island of the Arabs") or Arabia, is a peninsula of Western Asia, situated northeast of Africa on the Arabian Plate. ...
to
Turkestan
Turkestan, also spelled Turkistan ( fa, ترکستان, Torkestân, lit=Land of the Turks), is a historical region in Central Asia corresponding to the regions of Transoxiana and Xinjiang.
Overview
Known as Turan to the Persians, western Turke ...
,
west China
Western China (, or rarely ) is the west of China. In the definition of the Chinese government, Western China covers one municipality (Chongqing), six provinces (Sichuan, Guizhou, Yunnan, Shaanxi, Gansu, and Qinghai), and three autonomous region ...
and
Afghanistan
Afghanistan, officially the Islamic Emirate of Afghanistan,; prs, امارت اسلامی افغانستان is a landlocked country located at the crossroads of Central Asia and South Asia. Referred to as the Heart of Asia, it is bordere ...
. Like the booted warbler, many populations of the species
migrate
Migration, migratory, or migrate may refer to: Human migration
* Human migration, physical movement by humans from one region to another
** International migration, when peoples cross state boundaries and stay in the host state for some minimum le ...
in winter to the
India
India, officially the Republic of India (Hindi: ), is a country in South Asia. It is the seventh-largest country by area, the second-most populous country, and the most populous democracy in the world. Bounded by the Indian Ocean on the so ...
n subcontinent as far south as
Sri Lanka
Sri Lanka (, ; si, ශ්රී ලංකා, Śrī Laṅkā, translit-std=ISO (); ta, இலங்கை, Ilaṅkai, translit-std=ISO ()), formerly known as Ceylon and officially the Democratic Socialist Republic of Sri Lanka, is an ...
.
Etymology
The English name commemorates the Colonel
William Henry Sykes
Colonel William Henry Sykes, FRS (25 January 1790 – 16 June 1872) was an English naturalist who served with the British military in India and was specifically known for his work with the Indian Army as a politician, Indologist and ornitholog ...
who served in the British military in India.
Keyserling and
Blasius gave no explanation of the genus name ''Iduna'', though in
Norse mythology
Norse, Nordic, or Scandinavian mythology is the body of myths belonging to the North Germanic peoples, stemming from Old Norse religion and continuing after the Christianization of Scandinavia, and into the Nordic folklore of the modern period ...
Iðunn
In Norse mythology, Iðunn is a goddess associated with apples and youth. Iðunn is attested in the ''Poetic Edda'', compiled in the 13th century from earlier traditional sources, and the ''Prose Edda'', written in the 13th century by Snorri St ...
, or Iduna, is the goddess of spring and fertility who was changed into a sparrow to enable her rescue by
Loki
Loki is a god in Norse mythology. According to some sources, Loki is the son of Fárbauti (a jötunn) and Laufey (mentioned as a goddess), and the brother of Helblindi and Býleistr. Loki is married to Sigyn and they have two sons, Narfi or Na ...
. The specific epithet ''rama'' refers to the
Hindu
Hindus (; ) are people who religiously adhere to Hinduism.Jeffery D. Long (2007), A Vision for Hinduism, IB Tauris, , pages 35–37 Historically, the term has also been used as a geographical, cultural, and later religious identifier for ...
god
Rama
Rama (; ), Ram, Raman or Ramar, also known as Ramachandra (; , ), is a major deity in Hinduism. He is the seventh and one of the most popular '' avatars'' of Vishnu. In Rama-centric traditions of Hinduism, he is considered the Supreme Bein ...
, an
incarnation
Incarnation literally means ''embodied in flesh'' or ''taking on flesh''. It refers to the conception and the embodiment of a deity or spirit in some earthly form or the appearance of a god as a human. If capitalized, it is the union of divinit ...
of
Vishnu
Vishnu ( ; , ), also known as Narayana and Hari, is one of the principal deities of Hinduism. He is the supreme being within Vaishnavism, one of the major traditions within contemporary Hinduism.
Vishnu is known as "The Preserver" within t ...
.
Taxonomy
Molecular phylogeny studies in 2009 suggested a clade sister to ''
Chloropeta
''Chloropeta'' was a genus of Acrocephalidae warblers; formerly, they were placed in the paraphyletic "Old World warblers". Now the papyrus yellow warbler is placed in its monotypic genus '' Calamonastides'', with the others placed in the genus ...
'' and separate from ''Hippolais'' in the strict sense resulting in the removal of this species from the genus ''Hippolais'' and placement in a resurrected older genus name of ''Iduna''. There are differences in the nesting and egg morphology between ''rama'' and ''caligata''.
Habitat
It is a small
passerine
A passerine () is any bird of the order Passeriformes (; from Latin 'sparrow' and '-shaped'), which includes more than half of all bird species. Sometimes known as perching birds, passerines are distinguished from other orders of birds by t ...
found in open country with bushes and other tall vegetation. Three or four eggs are laid in a nest in a bush or vegetation. Like most warblers they are insectivorous.
Description
It is a small warbler, especially compared to others in their genus. They are pale brown above and whitish below with buff flanks. The outer tail feathers have pale edges. They have a short pale
supercilium
The supercilium is a plumage feature found on the heads of some bird species. It is a stripe which runs from the base of the bird's beak above its eye, finishing somewhere towards the rear of the bird's head.Dunn and Alderfer (2006), p. 10 Also ...
, and the bill is strong and pointed. Sykes's warbler is larger and greyer than the booted warbler, and most resembles an
eastern olivaceous warbler
The eastern olivaceous warbler (''Iduna pallida'') is a small passerine bird with drab plumage tones, that is native to the Old World. For the most part it breeds in southeastern Europe, the Middle East and adjacent western Asia, and winters in t ...
.
References
Sykes's warbler
Sykes's warbler (''Iduna rama'') is an Old World warbler in the tree warbler family. It was formerly considered a subspecies of the booted warbler, but is now considered a full species. Its breeding range is from northeast Arabia to Turkestan, w ...
Birds of Central Asia
Taxa named by William Henry Sykes
Sykes's warbler
Sykes's warbler (''Iduna rama'') is an Old World warbler in the tree warbler family. It was formerly considered a subspecies of the booted warbler, but is now considered a full species. Its breeding range is from northeast Arabia to Turkestan, w ...
{{Acrocephalidae-stub
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