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Difference between revisions of "Eurasian Collared Dove" - BirdForum Opus

(→‎Subspecies: Update link)
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[[Image:Eurasian_Collared_Dove.jpg|thumb|550px|right|Photo by {{user|pnicholls|pnicholls}}]]
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[[Image:Streptopelia decaocto by mali.jpg|thumb|550px|right|''S. d. decaocto''<br>Photo by {{user|mali|mali}}<br>Lakenheath, Suffolk, UK; March 2014]]
 
;[[:Category:Streptopelia|Streptopelia]] decaocto
 
;[[:Category:Streptopelia|Streptopelia]] decaocto
 
==Identification==
 
==Identification==
Length 32cm, weight 47cm. <br />
+
Length 29-33 cm, wingspan 48-53 cm, weight 125-196 g. <br />
A large, pale dove with a distinctive black collar around the back of the neck only - does not extend to the chin.  The collar is often outlined with a thin white ring on both sides.  Dark red eye, grey bill, dark primaries, and a long tail tipped in white.<br />
+
A medium-sized, pale dove with a distinctive black collar around the back of the neck only - does not extend to the chin.  The collar is often outlined with a thin white ring on both sides.  Dark red eye, grey bill, dark primaries, and a long tail tipped in white.
'''Variation''': subspecies ''xanthocycla'' has a bright yellow eye-ring.
+
 
 
====Similar Species====
 
====Similar Species====
Very similar to the [[African Collared Dove]] and other members of its genus; in much of the range the most likely member to be confused is Ringed Turtle Dove which probably is a domestic form of African Collared Dove; in the [[USA]] this is a rare and local feral bird, with established breeding colonies only in some southern cities, notably in [[California]], but it is a frequent escape. Ringed Turtle Dove has white undertail coverts while this area is grey and often the darkest part of the belly in Eurasian Collared-Dove.  
+
[[Image:Streptopelia decaocto 3949.jpg|thumb|350px|right|''S. d. decaocto'', in flight<br>Photo by {{user|riccardo|riccardo}}<br />Italy]]
[[Image:Streptopelia decaocto 3949.jpg|thumb|400px|right|Photo by {{user|riccardo|riccardo}}<br />]]
+
Very similar to the [[African Collared Dove]] and other related members of its genus; in much of the range the only likely member to be confused is Barbary Dove, a domesticated form of African Collared Dove, found as a feral bird in a few regions and a frequent escape. Barbary Dove has white undertail coverts while this area is grey and often the darkest part of the belly in Eurasian Collared Dove.  
Outside of ''Streptopelia'' and in North America, the most important similar species is [[Mourning Dove]], but Eurasian Collared-Dove is lighter in colour and tail is squared off rather than pointed.
+
 
 +
Outside of ''Streptopelia'' and in North America, the most similar species is [[Mourning Dove]], but Eurasian Collared Dove is lighter in colour and tail is squared off rather than pointed.
 +
 
 
==Distribution==
 
==Distribution==
[[Europe]], [[Asia]], [[Caribbean]] and [[North America]].  
+
[[Europe]] and southern [[Asia]]. Feral populations also recently established in the [[Caribbean]] and [[North America]].
 +
 
 +
Originally native to just southern Asia and the extreme southeast of Europe (European [[:Category:Turkey|Turkey]]), it expanded rapidly to the northwest through the 1900s, reaching [[Bulgaria]] in the 1920s, [[Germany]] by 1946, [[Britain]] by 1955, and [[Ireland]] by 1963; it then spread a little more slowly northeast and southwest from this first push, reaching [[Finland]] around 1970, [[Spain]] by about 1980, and [[Morocco]] by around 2000. It also reached the [[Faroe Islands]], where it clings on in very small numbers, and [[Iceland]], where it failed to establish and remains a casual vagrant which has only bred on a very few occasions. There has also been some spread at the opposite end of the range, increasing in eastern [[China]] and [[Korea]], and reaching southern [[Japan]].
 +
 
 +
Some recent decline in numbers has been noted in Britain, possibly due to competition from increasing numbers of [[Common Wood Pigeon]] and/or improved hygeine (less spilt grain) around farms.
 +
 
 +
It was introduced accidentally into the [[America]]s in the [[Bahamas]] in 1974, soon made its way to [[Florida]], and has been rapidly spreading across [[North America]] ever since.  Published distribution maps can be considered obsolete very quickly; the species is now established well into the far western states, [[British Columbia]], and the Great Lakes.
  
Native to south-eastern Europe and Asia, this dove expanded rapidly to the west and north during the 19xxs. It was introduced into the [[America]]s in the [[Bahamas]] in 1974, soon made its way to [[Florida]], and has been rapidly spreading across [[North America]] ever since.  Published distribution maps can be considered obsolete very quickly; the species is now established well into the far western states, [[British Columbia]], and the Great Lakes. There is some speculation that in North America it is occupying an ecological niche left vacant with the extinction of the [[Passenger Pigeon]].
 
 
==Taxonomy==
 
==Taxonomy==
[[Image:Streptopelia_decaocto_xanthocyclus_IGP7428_copie.jpg|thumb|350px|right|Subspecies ''xanthocyclus''<br /> Photo by Yann CAMBON<br />Bagan division de Mandalay, [[Myanmar]], February 2010]]
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[[Image:Streptopelia_decaocto_xanthocyclus_IGP7428_copie.jpg|thumb|350px|right|''S. d. xanthocyclus''<br /> Photo by Yann CAMBON<br />Bagan division de Mandalay, [[Myanmar]], February 2010]]<!--- Comment for editors: this image is not by a BF member but we have permission to display it here --->
<!--- Comment: for editors: this image is not by a BF member but we have permission to display it here --->
 
 
====Subspecies====
 
====Subspecies====
This is a [[Dictionary_P-S#P|polytypic]] species consisting of two subspecies.<sup>[[#References|[1]]]</sup>:
+
This is a [[Dictionary_P-S#P|polytypic]] species with two subspecies<sup>[[#References|[1]]]</sup>:
 
*''S. d. decaocto'':
 
*''S. d. decaocto'':
:*[[Europe]] to [[Middle East]], [[India]], [[Sri Lanka]], western [[China]] and [[Korea]]
+
:*[[Europe]] to [[Middle East]], [[India]], [[Sri Lanka]], central & northern [[China]], [[Korea]], [[Japan]]. Whitish eye ring.
 
*''S. d. xanthocycla'':
 
*''S. d. xanthocycla'':
:*[[Myanmar]] (Shan States) to southern [[China]] (Yunnan) and eastern China
+
:*[[Myanmar]] (Shan States); rare in southern [[China]] (Anhui, Fuzhou, Yunnan). Bright yellow eye-ring.
 +
 
 +
The feral populations in North America also belong to ''S. d. decaocto''.
  
 
==Habitat==
 
==Habitat==
Mostly suburban environments with light vegetation.
+
Mostly suburban and village environments with light vegetation or around arable farm buildings; almost always close to human habitation.
 
==Behaviour==
 
==Behaviour==
 
[[Image:Doves in love-2PI.jpg|thumb|350px|right|Premating behavior called billing is illustrated in this photo<br />Photo by {{user|bru.b|bru.b}}<br />Guéret, [[France]], January 2012]]
 
[[Image:Doves in love-2PI.jpg|thumb|350px|right|Premating behavior called billing is illustrated in this photo<br />Photo by {{user|bru.b|bru.b}}<br />Guéret, [[France]], January 2012]]
 
====Movement====
 
====Movement====
Forages on the ground, but frequently flies to perches in trees.  Skilled and fast flyer.
+
Forages on the ground, but frequently flies to perches in trees.  Skilled and fast flyer. Ringing evidence in Europe during the main expansion phase showed a tendency for young birds to disperse northwestward; this effect has declined more recently as populations increased and stabilised.
 
====Breeding====
 
====Breeding====
A twiggy platform nest in a bush, tree or building. The clutch consists of 2 glossy white eggs which are incubated for 16 to 17 days, fledging around 19 days later. There can be up to 3 broods per annum. Eggs may be laid at any time of the year.
+
A twiggy platform nest in a dense bush or tree, more rarely in or on a building. The clutch consists of 2 glossy white eggs which are incubated for 16 to 17 days, fledging around 19 days later. There can be up to five broods per annum, though breeding success per brood is usually fairly low. Eggs may be laid at any time of the year in warmer regions, but mainly March to October in climates with colder winters.
 
====Vocalisation====
 
====Vocalisation====
 
<flashmp3>Streptopelia decaocto (song).mp3</flashmp3><br />
 
<flashmp3>Streptopelia decaocto (song).mp3</flashmp3><br />

Revision as of 23:52, 11 November 2014

S. d. decaocto
Photo by mali
Lakenheath, Suffolk, UK; March 2014
Streptopelia decaocto

Identification

Length 29-33 cm, wingspan 48-53 cm, weight 125-196 g.
A medium-sized, pale dove with a distinctive black collar around the back of the neck only - does not extend to the chin. The collar is often outlined with a thin white ring on both sides. Dark red eye, grey bill, dark primaries, and a long tail tipped in white.

Similar Species

S. d. decaocto, in flight
Photo by riccardo
Italy

Very similar to the African Collared Dove and other related members of its genus; in much of the range the only likely member to be confused is Barbary Dove, a domesticated form of African Collared Dove, found as a feral bird in a few regions and a frequent escape. Barbary Dove has white undertail coverts while this area is grey and often the darkest part of the belly in Eurasian Collared Dove.

Outside of Streptopelia and in North America, the most similar species is Mourning Dove, but Eurasian Collared Dove is lighter in colour and tail is squared off rather than pointed.

Distribution

Europe and southern Asia. Feral populations also recently established in the Caribbean and North America.

Originally native to just southern Asia and the extreme southeast of Europe (European Turkey), it expanded rapidly to the northwest through the 1900s, reaching Bulgaria in the 1920s, Germany by 1946, Britain by 1955, and Ireland by 1963; it then spread a little more slowly northeast and southwest from this first push, reaching Finland around 1970, Spain by about 1980, and Morocco by around 2000. It also reached the Faroe Islands, where it clings on in very small numbers, and Iceland, where it failed to establish and remains a casual vagrant which has only bred on a very few occasions. There has also been some spread at the opposite end of the range, increasing in eastern China and Korea, and reaching southern Japan.

Some recent decline in numbers has been noted in Britain, possibly due to competition from increasing numbers of Common Wood Pigeon and/or improved hygeine (less spilt grain) around farms.

It was introduced accidentally into the Americas in the Bahamas in 1974, soon made its way to Florida, and has been rapidly spreading across North America ever since. Published distribution maps can be considered obsolete very quickly; the species is now established well into the far western states, British Columbia, and the Great Lakes.

Taxonomy

S. d. xanthocyclus
Photo by Yann CAMBON
Bagan division de Mandalay, Myanmar, February 2010

Subspecies

This is a polytypic species with two subspecies[1]:

  • S. d. decaocto:
  • S. d. xanthocycla:
  • Myanmar (Shan States); rare in southern China (Anhui, Fuzhou, Yunnan). Bright yellow eye-ring.

The feral populations in North America also belong to S. d. decaocto.

Habitat

Mostly suburban and village environments with light vegetation or around arable farm buildings; almost always close to human habitation.

Behaviour

Premating behavior called billing is illustrated in this photo
Photo by bru.b
Guéret, France, January 2012

Movement

Forages on the ground, but frequently flies to perches in trees. Skilled and fast flyer. Ringing evidence in Europe during the main expansion phase showed a tendency for young birds to disperse northwestward; this effect has declined more recently as populations increased and stabilised.

Breeding

A twiggy platform nest in a dense bush or tree, more rarely in or on a building. The clutch consists of 2 glossy white eggs which are incubated for 16 to 17 days, fledging around 19 days later. There can be up to five broods per annum, though breeding success per brood is usually fairly low. Eggs may be laid at any time of the year in warmer regions, but mainly March to October in climates with colder winters.

Vocalisation

<flashmp3>Streptopelia decaocto (song).mp3</flashmp3>
Listen in an external program

References

  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, B.L. Sullivan, C. L. Wood, and D. Roberson. 2012. The eBird/Clements Checklist of Birds of the World. 6th ed., with updates to October 2012. Ithaca: Cornell Univ. Press. ISBN 978-0801445019. Spreadsheet available at http://www.birds.cornell.edu/clementschecklist/downloadable-clements-checklist
  2. Birdwatching Magazine

Recommended Citation

External Links


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