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{{Short description|Species of bird}}
{{Taxobox
{{Speciesbox
| name = Speckled Wood-pigeon
| name = Speckled wood pigeon
| status = LC | status_system = IUCN3.1
| status = LC
| image = ColumbaHodgsonii.jpg
| status_system = IUCN3.1
| regnum = [[Animal]]ia
| status_ref = <ref name="iucn status 12 November 2021">{{cite iucn |author=BirdLife International |date=2016 |title=''Columba hodgsonii'' |volume=2016 |page=e.T22690159A93262909 |doi=10.2305/IUCN.UK.2016-3.RLTS.T22690159A93262909.en |access-date=12 November 2021}}</ref>
| phylum = [[Chordate|Chordata]]
| image = Speckled Wood Pigeon Aritar Pangolakha WLS Sikkim India 08.01.2014.jpg
| classis = [[bird|Aves]]
| image_caption = Speckled Wood Pigeon from [[Pangolakha Wildlife Sanctuary|Pangolakha WLS]] in [[East Sikkim]], [[India]].
| ordo = [[Columbiformes]]
| genus = Columba
| familia = [[dove|Columbidae]]
| species = hodgsonii
| genus = '' [[Columba (genus)|Columba]]''
| authority = [[Nicholas Aylward Vigors|Vigors]], 1832
| species = '''''C. hodgsonii'''''
| binomial = ''Columba hodgsonii''
| binomial_authority = [[Nicholas Aylward Vigors|Vigors]], 1832
}}
}}


The '''speckled wood pigeon''' ('''''Columba hodgsonii'''''), also known as Hodgson's pigeon or Jungle pigeon, is a medium-sized [[pigeon]] of the bird family [[Columbidae]] and genus ''[[Columba (genus)|Columba]].'' It is a [[Monotypic taxon|monotypic]] species. It measures 38-40 cm (14.96-15.75 in) in length, with males featuring a pale gray head and females having a grayish-brown head. Males have a distinctive pinkish-silver breast speckled with black spots and a [[maroon]] belly, while females exhibit less vibrant coloration. Both sexes have blackish-brown tails and [[Bird anatomy|primaries]], [[Bird anatomy|iris]] color differs slightly. The species is distributed across the [[Himalayas]] extending from [[Kashmir]] to western and central [[China]], as well as parts of [[India]], [[Myanmar]], [[Laos]], [[Thailand]], [[Pakistan]], [[Nepal]], [[Bhutan]], and [[Afghanistan]].<ref>{{Cite book |last=Gibbs |first=David |title=Pigeons and doves: a guide to the pigeons and doves of the world |last2=Barnes |first2=Eustace |last3=Cox |first3=John |date=2001 |publisher=Yale University Press |isbn=978-0-300-07886-2 |location=New Haven}}</ref><ref>{{Cite journal |last=Liu |first=Hong-Yi |last2=Sun |first2=Cheng-He |last3=Zhu |first3=Ying |last4=Zhang |first4=Qing-Zheng |date=2020-05-01 |title=Complete mitogenomic and phylogenetic characteristics of the speckled wood-pigeon (Columba hodgsonii) |url=https://link.springer.com/article/10.1007/s11033-020-05448-w |journal=Molecular Biology Reports |language=en |volume=47 |issue=5 |pages=3567–3576 |doi=10.1007/s11033-020-05448-w |issn=1573-4978}}</ref> Inhabiting [[evergreen]] and [[semi-evergreen]] hill forests at elevations of 1,800-4,000 meters (5,905-13,123 ft), descend in winter based on food availability. Diet consists mainly of acrons, berries, and fruits, typically foraging in small flocks. Breeding occurs from May to August, with nests situated 3-8 meters (10-26 ft) above ground.
The '''Speckled Wood-pigeon''' (''Columba hodgsonii'') is a medium-sized [[pigeon]] of the [[Columbidae]] family which lives in the northeastern parts of [[India]] and [[Pakistan]] and the [[Himalayas]].


==Appearance==
== Taxonomy ==
The speckled wood pigeon was [[Species description|formally described]] by the Irish [[Zoology|zoologist]] and politician [[Nicholas Aylward Vigors]] in 1832, who was the co-founder of the [[Zoological Society of London]] in 1826. Another person associated with this species is [[naturalist]] and [[ethnologist]] [[Brian Houghton Hodgson]], it is believed that he sent the description of this species to Zoological Society prior to 1832 but was not published, he is acknowledged in the [[scientific name]] of the species.<ref>{{Cite book |last=Waterhouse |first=David |url=https://www.taylorfrancis.com/books/9781134383641 |title=The Origins of Himalayan Studies |date=2004-10-28 |publisher=Routledge |isbn=978-1-134-38364-1 |edition=1 |language=en |chapter=A Pioneer of Himalayan Ornithology |doi=10.4324/9780203480359}}</ref>
The upper body of the Speckled Wood-pigeon is maroon-brown except for its neck, which, like many pigeons, is [[iridescent]]. Its lower body features the speckles which give it its name. The bird is 38 [[centimeter]]s in length.


Speckled wood pigeon is a [[Monotypic taxon|monotypic]] species. It is considered to be an Asiatic representative of ''[[Columba arquatrix]]'',<ref name=":0">{{Cite book |title=Handbook of the birds of the world |date=1997 |publisher=Lynx Edicions |isbn=978-84-87334-10-8 |editor-last=Hoyo |editor-first=Josep del |volume=4 |location=Barcelona |editor-last2=Elliott |editor-first2=Andrew |editor-last3=Sargatal |editor-first3=Jordi |editor-last4=Cabot |editor-first4=José}}</ref>together with other [[Olive pigeon|olive pigeons]] including ''[[Columba sjostedti]], [[Columba thomensis]],'' and ''[[Columba pollenii]]'' as the five members of a [[superspecies]].<ref>{{Cite book |last=Goodwin |first=Derek |title=Pigeons and doves of the world |last2=Robert |first2=Gillmor |date=1970 |publisher=Trustees of the British Museum (Natural History) |isbn=978-0-565-00663-1 |edition=2nd |series=Publication / British Museum (Natural History) |location=London}}</ref>
==External links==<!-- Forktail16:147. -->
* [http://www.nerdybirders.com/html/birds/Speckled-Wood-Pigeon.html Picture of the Speckled Wood-pigeon]


== Description ==
[[Category:Columba]]
[[File:ColumbaHodgsonii.jpg|left|thumb|357x357px|Speckled wood pigeon illustration in Indian Pigeons and Doves (1913)<ref>{{Cite book |last=Baker |first=E.C. Stuart |title=Indian Pigeons and Doves |publisher=Witherby & Co. |year=1913 |location=London}}</ref>]]
[[Category:Birds of Pakistan]]
'''General Characteristics:''' Size of the Speckled wood pigeon is usually 38-40 cm (14.96-15.75 in) for adults.<ref name=":0" /><ref name=":1">{{Cite web |last=Oiseaux.net |title=Pigeon de Hodgson - Columba hodgsonii - Speckled Wood Pigeon |url=https://www.oiseaux.net/oiseaux/pigeon.de.hodgson.html |access-date=2024-10-14 |website=www.oiseaux.net |language=fr}}</ref> Adult male has a pale gray head,<ref name=":0" /> while female's head is grayish-brown,<ref name=":1" /> juvenile resembles the female but browner and paler than female. <ref name=":0" /><ref name=":2">{{Cite book |last=Robson |first=Craig |title=Birds of Southeast Asia: Thailand, Peninsular Malaysia, Singapore, Vietnam, Cambodia, Laos, Myanmar |last2=Allen |first2=Richard |date=2005 |publisher=Princeton University Press |isbn=978-0-691-12435-3 |location=Princeton}}</ref> Adult male has a pinkish-silver [[Bird anatomy|breast]] and side of neck area, speckled with black spots, each feather on the breast area has a silver base, dark central streak, and the tip is silvery-pink. Hindneck feathers have black or purplish-black bases with silver tips, creating a speckled appearance.<ref name=":0" /> Female neck and breast color in less vibrant tones compared to male. <ref name=":1" />


'''[[Plumage]]:''' [[Bird anatomy|Mantle]] and [[Covert feather|wing-coverts]] of male is dark reddish-purple/[[Burgundy (color)|burgundy]]/[[maroon]] on the upper part, turning into bluish-gray on the outer wing-coverts. Upper mantle has silver flecks, and white spots on inner and median wing-coverts.<ref name=":0" /><ref name=":1" /><ref name=":3">{{Cite book |last=Grimmett |first=Richard |title=Birds of India, Pakistan, Nepal, Bangladesh, Bhutan, Sri Lanka, and the Maldives |last2=Inskipp |first2=Carol |last3=Inskipp |first3=Tim |date=2012 |publisher=Princeton University Press |isbn=978-0-691-15349-0 |edition=2nd |series=Princeton field guides |location=Princeton}}</ref> In female, scapulars and mantle lack of maroon coloration and replaced with slaty dark brown. Speckles on the juvenile is indistinct.<ref name=":2" />


'''Tail and [[Primaries (birds)|primaries]]''' black/blackish-brown in both male and female, underwing and undertail is blackish.<ref name=":0" /><ref name=":1" /><ref name=":3" />
{{Columbiformes-stub}}


'''[[Bird anatomy|Belly]]/[[Bird anatomy|abdomen]]''' is maroon/dark-reddish purple with pinkish-white streaks in male, each feather with white fringes and is purplish.<ref name=":0" /><ref name=":1" /> Females have dark brownish gray underparts without maroon coloration.<ref name=":2" />
[[fr:Pigeon de Hodgson]]

[[fi:Himalajankyyhky]]
[[Bird anatomy|'''Legs''']] are brownish yellow-greenish in adults. Bright yellow claws.<ref name=":0" />
[[zh:点斑林鸽]]

'''[[Beak]]''' transitions from blueish-purple at the base to black at the tips. <ref name=":0" />

[[Bird anatomy|'''Iris''']] white-gray in males, gray-brown tinges in female as well, juvenile paler iris colors compared to adults.<ref name=":0" />

== Distribution and Habitat ==
[[File:Speckled Wood-Pigeon - Bhutan S4E0663.jpg|thumb|left|Speckled Wood-Pigeon from [[Bhutan]].]]'''Distribution:''' Speckled wood pigeon is distributed across the [[Himalayas]], from [[Kashmir]] to western and central [[China]] (Including southern [[Gansu]], western [[Sichuan]], and western [[Yunnan]]), the presence of this species is also found in [[India]], [[Myanmar]], northern and western [[Thailand]], northern and western [[Laos]], [[Pakistan]], [[Nepal]], [[Bhutan]], and [[Afghanistan]].<ref name=":0" /><ref name=":1" /><ref name=":2" /><ref name=":3" />

'''Habitat:''' Speckled wood pigeons inhabit tall [[evergreen]] and [[semi-evergreen]] hill forests, particularly those dominated by [[oak]] and ''[[Rhododendron]],'' at altitudes ranging from 1,800-4,000 meters (5,905-13,123 ft), though it may descend to as low as 1,350 meters (4,429 ft) in winter depending on food availability. Sometimes observed in open treeless [[Valley|valley bottoms]].<ref name=":0" /><ref name=":1" /><ref name=":2" />

== Diet ==
[[File:Prinsepia utilis.jpg|thumb|208x208px|Fruits of ''[[Prinsepia utilis]]'']]
Primarily [[Frugivore|frugivorous]] and [[granivorous]], foraging primarily on acorns, berries, drupes, and fruits like those from ''[[Prinsepia utilis]]''. They are also known to feed on herbs and cereals. Often gathering on the ground to consume leftover grains in fields after harvest. Have been observed feeding on the acorns of brown oak ([[Quercus semecarpifolia|''Quercus semecarpifollia'']]) and fig (''[[Ficus]]''). Typically feed in pairs, small groups, or [[Flock (birds)|flocks]] of 6-10 individuals. <ref name=":0" /><ref name=":1" />

== Breeding ==
Speckled wood pigeons typically breed from May to June, with some extending into August, especially at altitudes between 1,800 and 3,300 meters (5,905-10,827 ft). The earlier part of the breeding season tend to be more productive. Their nests are platforms made of interlaced twigs, placed in oak trees or [[Nullah|nullahs]] (narrow valleys or dry streams) commonly found in mountainous regions of India and Pakistan. Nests typically situated 3-8 meters (10-26 ft) above the ground. The [[Clutch (eggs)|clutch]] usually consists of a single bright white egg. Do not perform elaborate [[Courtship display|courtship displays]]. [[Egg incubation|Incubation period]] unknown. <ref name=":0" /><ref name=":1" /><ref>{{Cite book |last=Ali |first=Sálim |title=Handbook of the birds of India and Pakistan: together with those of Bangladesh, Nepal, Bhutan and Sri Lanka |last2=Ripley |first2=Sidney Dillon |last3=Roberts |first3=T. J. |date=2001 |publisher=Oxford university press |isbn=978-0-19-565934-4 |edition=2nd |series=Oxford India paperbacks |volume=7 |location=New Delhi}}</ref>

== Movements ==
Mostly [[Resident bird|resident]], but undertake local and altitudinal movements in response to food availability. In some cases, birds observed in northern Thailand during the winter may be migrants from more northern regions.<ref name=":0" /><ref name=":1" />

== Vocalizations ==
Generally quiet and rarely vocalize, therefore limited information on vocalization. When they do call, their voice is characterized by a deep, throaty sound, described as "{{Not a typo|whock-whroo..whrooo}}". Call begins with a surprising first note, followed by a series of rolling sounds, with the third note being longer than the first. Often used as an alarm/warning signal.<ref name=":1" /><ref name=":2" /><ref name=":3" />

== Status and Conservation ==
Speckled wood pigeon is not considered globally threatened and is classified as "Least Concern" on the [[IUCN Red List of Threatened Species]], with most recent assessment conducted in 2016. It is generally regarded as an rare and uncommon species, due to much of its range is in remote and inaccessible areas. Many available data are often [[Anecdotal evidence|anecdotal]]. <ref name=":1" /><ref>{{Cite report |url=http://www.iucnredlist.org/details/22690159/0 |title=Columba hodgsonii: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22690159A93262909 |last=IUCN |date=2016-10-01 |publisher=International Union for Conservation of Nature |doi=10.2305/iucn.uk.2016-3.rlts.t22690159a93262909.en |language=en}}</ref>

==References==
{{Reflist}}

==External links==
* [http://www.nerdybirders.com/html/birds/Speckled-Wood-Pigeon.html Picture of the Speckled Wood Pigeon]

{{Taxonbar|from=Q998449}}

[[Category:Columba (genus)|speckled wood pigeon]]
[[Category:Birds of North India]]
[[Category:Birds of Nepal]]
[[Category:Birds of Eastern Himalaya]]
[[Category:Birds of Central China]]
[[Category:Birds of Tibet]]
[[Category:Birds of Yunnan]]
[[Category:Birds of Myanmar]]
[[Category:Birds described in 1832|speckled wood pigeon]]

Latest revision as of 23:24, 12 November 2024

Speckled wood pigeon
Speckled Wood Pigeon from Pangolakha WLS in East Sikkim, India.
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Aves
Order: Columbiformes
Family: Columbidae
Genus: Columba
Species:
C. hodgsonii
Binomial name
Columba hodgsonii
Vigors, 1832

The speckled wood pigeon (Columba hodgsonii), also known as Hodgson's pigeon or Jungle pigeon, is a medium-sized pigeon of the bird family Columbidae and genus Columba. It is a monotypic species. It measures 38-40 cm (14.96-15.75 in) in length, with males featuring a pale gray head and females having a grayish-brown head. Males have a distinctive pinkish-silver breast speckled with black spots and a maroon belly, while females exhibit less vibrant coloration. Both sexes have blackish-brown tails and primaries, iris color differs slightly. The species is distributed across the Himalayas extending from Kashmir to western and central China, as well as parts of India, Myanmar, Laos, Thailand, Pakistan, Nepal, Bhutan, and Afghanistan.[2][3] Inhabiting evergreen and semi-evergreen hill forests at elevations of 1,800-4,000 meters (5,905-13,123 ft), descend in winter based on food availability. Diet consists mainly of acrons, berries, and fruits, typically foraging in small flocks. Breeding occurs from May to August, with nests situated 3-8 meters (10-26 ft) above ground.

Taxonomy

[edit]

The speckled wood pigeon was formally described by the Irish zoologist and politician Nicholas Aylward Vigors in 1832, who was the co-founder of the Zoological Society of London in 1826. Another person associated with this species is naturalist and ethnologist Brian Houghton Hodgson, it is believed that he sent the description of this species to Zoological Society prior to 1832 but was not published, he is acknowledged in the scientific name of the species.[4]

Speckled wood pigeon is a monotypic species. It is considered to be an Asiatic representative of Columba arquatrix,[5]together with other olive pigeons including Columba sjostedti, Columba thomensis, and Columba pollenii as the five members of a superspecies.[6]

Description

[edit]
Speckled wood pigeon illustration in Indian Pigeons and Doves (1913)[7]

General Characteristics: Size of the Speckled wood pigeon is usually 38-40 cm (14.96-15.75 in) for adults.[5][8] Adult male has a pale gray head,[5] while female's head is grayish-brown,[8] juvenile resembles the female but browner and paler than female. [5][9] Adult male has a pinkish-silver breast and side of neck area, speckled with black spots, each feather on the breast area has a silver base, dark central streak, and the tip is silvery-pink. Hindneck feathers have black or purplish-black bases with silver tips, creating a speckled appearance.[5] Female neck and breast color in less vibrant tones compared to male. [8]

Plumage: Mantle and wing-coverts of male is dark reddish-purple/burgundy/maroon on the upper part, turning into bluish-gray on the outer wing-coverts. Upper mantle has silver flecks, and white spots on inner and median wing-coverts.[5][8][10] In female, scapulars and mantle lack of maroon coloration and replaced with slaty dark brown. Speckles on the juvenile is indistinct.[9]

Tail and primaries black/blackish-brown in both male and female, underwing and undertail is blackish.[5][8][10]

Belly/abdomen is maroon/dark-reddish purple with pinkish-white streaks in male, each feather with white fringes and is purplish.[5][8] Females have dark brownish gray underparts without maroon coloration.[9]

Legs are brownish yellow-greenish in adults. Bright yellow claws.[5]

Beak transitions from blueish-purple at the base to black at the tips. [5]

Iris white-gray in males, gray-brown tinges in female as well, juvenile paler iris colors compared to adults.[5]

Distribution and Habitat

[edit]
Speckled Wood-Pigeon from Bhutan.

Distribution: Speckled wood pigeon is distributed across the Himalayas, from Kashmir to western and central China (Including southern Gansu, western Sichuan, and western Yunnan), the presence of this species is also found in India, Myanmar, northern and western Thailand, northern and western Laos, Pakistan, Nepal, Bhutan, and Afghanistan.[5][8][9][10]

Habitat: Speckled wood pigeons inhabit tall evergreen and semi-evergreen hill forests, particularly those dominated by oak and Rhododendron, at altitudes ranging from 1,800-4,000 meters (5,905-13,123 ft), though it may descend to as low as 1,350 meters (4,429 ft) in winter depending on food availability. Sometimes observed in open treeless valley bottoms.[5][8][9]

Diet

[edit]
Fruits of Prinsepia utilis

Primarily frugivorous and granivorous, foraging primarily on acorns, berries, drupes, and fruits like those from Prinsepia utilis. They are also known to feed on herbs and cereals. Often gathering on the ground to consume leftover grains in fields after harvest. Have been observed feeding on the acorns of brown oak (Quercus semecarpifollia) and fig (Ficus). Typically feed in pairs, small groups, or flocks of 6-10 individuals. [5][8]

Breeding

[edit]

Speckled wood pigeons typically breed from May to June, with some extending into August, especially at altitudes between 1,800 and 3,300 meters (5,905-10,827 ft). The earlier part of the breeding season tend to be more productive. Their nests are platforms made of interlaced twigs, placed in oak trees or nullahs (narrow valleys or dry streams) commonly found in mountainous regions of India and Pakistan. Nests typically situated 3-8 meters (10-26 ft) above the ground. The clutch usually consists of a single bright white egg. Do not perform elaborate courtship displays. Incubation period unknown. [5][8][11]

Movements

[edit]

Mostly resident, but undertake local and altitudinal movements in response to food availability. In some cases, birds observed in northern Thailand during the winter may be migrants from more northern regions.[5][8]

Vocalizations

[edit]

Generally quiet and rarely vocalize, therefore limited information on vocalization. When they do call, their voice is characterized by a deep, throaty sound, described as "whock-whroo..whrooo". Call begins with a surprising first note, followed by a series of rolling sounds, with the third note being longer than the first. Often used as an alarm/warning signal.[8][9][10]

Status and Conservation

[edit]

Speckled wood pigeon is not considered globally threatened and is classified as "Least Concern" on the IUCN Red List of Threatened Species, with most recent assessment conducted in 2016. It is generally regarded as an rare and uncommon species, due to much of its range is in remote and inaccessible areas. Many available data are often anecdotal. [8][12]

References

[edit]
  1. ^ BirdLife International (2016). "Columba hodgsonii". IUCN Red List of Threatened Species. 2016: e.T22690159A93262909. doi:10.2305/IUCN.UK.2016-3.RLTS.T22690159A93262909.en. Retrieved 12 November 2021.
  2. ^ Gibbs, David; Barnes, Eustace; Cox, John (2001). Pigeons and doves: a guide to the pigeons and doves of the world. New Haven: Yale University Press. ISBN 978-0-300-07886-2.
  3. ^ Liu, Hong-Yi; Sun, Cheng-He; Zhu, Ying; Zhang, Qing-Zheng (2020-05-01). "Complete mitogenomic and phylogenetic characteristics of the speckled wood-pigeon (Columba hodgsonii)". Molecular Biology Reports. 47 (5): 3567–3576. doi:10.1007/s11033-020-05448-w. ISSN 1573-4978.
  4. ^ Waterhouse, David (2004-10-28). "A Pioneer of Himalayan Ornithology". The Origins of Himalayan Studies (1 ed.). Routledge. doi:10.4324/9780203480359. ISBN 978-1-134-38364-1.
  5. ^ a b c d e f g h i j k l m n o p Hoyo, Josep del; Elliott, Andrew; Sargatal, Jordi; Cabot, José, eds. (1997). Handbook of the birds of the world. Vol. 4. Barcelona: Lynx Edicions. ISBN 978-84-87334-10-8.
  6. ^ Goodwin, Derek; Robert, Gillmor (1970). Pigeons and doves of the world. Publication / British Museum (Natural History) (2nd ed.). London: Trustees of the British Museum (Natural History). ISBN 978-0-565-00663-1.
  7. ^ Baker, E.C. Stuart (1913). Indian Pigeons and Doves. London: Witherby & Co.
  8. ^ a b c d e f g h i j k l m Oiseaux.net. "Pigeon de Hodgson - Columba hodgsonii - Speckled Wood Pigeon". www.oiseaux.net (in French). Retrieved 2024-10-14.
  9. ^ a b c d e f Robson, Craig; Allen, Richard (2005). Birds of Southeast Asia: Thailand, Peninsular Malaysia, Singapore, Vietnam, Cambodia, Laos, Myanmar. Princeton: Princeton University Press. ISBN 978-0-691-12435-3.
  10. ^ a b c d Grimmett, Richard; Inskipp, Carol; Inskipp, Tim (2012). Birds of India, Pakistan, Nepal, Bangladesh, Bhutan, Sri Lanka, and the Maldives. Princeton field guides (2nd ed.). Princeton: Princeton University Press. ISBN 978-0-691-15349-0.
  11. ^ Ali, Sálim; Ripley, Sidney Dillon; Roberts, T. J. (2001). Handbook of the birds of India and Pakistan: together with those of Bangladesh, Nepal, Bhutan and Sri Lanka. Oxford India paperbacks. Vol. 7 (2nd ed.). New Delhi: Oxford university press. ISBN 978-0-19-565934-4.
  12. ^ IUCN (2016-10-01). Columba hodgsonii: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22690159A93262909 (Report). International Union for Conservation of Nature. doi:10.2305/iucn.uk.2016-3.rlts.t22690159a93262909.en.
[edit]