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Difference between revisions of "Yellow-billed Chough" - BirdForum Opus

(completed, flight photo added)
(Video link. References updated)
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[[Image:13265KD0158 PKavka.jpg|thumb|400px|right|Photo by {{user|mikemik|mikemik}}<br />Krvavec, [[Slovenia]], February 2007]]
 
[[Image:13265KD0158 PKavka.jpg|thumb|400px|right|Photo by {{user|mikemik|mikemik}}<br />Krvavec, [[Slovenia]], February 2007]]
 
==Distribution==   
 
==Distribution==   
Widespread and locally common in mountain areas of southern [[Europe]], North-West [[Africa]] and South-West [[Asia]]. In Europe breeds in the Cantabrians, Sierra de Gredos and Pyrenees, in the Alps, [[Corsica]] and southern [[Italy]], and in the mountain ranges of southeast Europe to southern [[Greece]] and [[Crete]]. Recently recorded in southern [[Spain]] where thought to be recent immigrants from [[Morocco]]. In North Africa breeds in the Rif and Atlas of central [[Morocco]] and in Asia in the mountains of eastern [[Turkey]] and the [[Caucasus]], and also occurs in the Middle East although current status unclear. Range extends eastwards across Central [[Asia]] to the [[Himalayas]]. Vagrants recorded in Czechoslovakia, [[Hungary]], [[Gibraltar]], [[Cyprus]], and [[Armenia]].
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Widespread and locally common in mountain areas of southern [[Europe]], North-West [[Africa]] and South-West [[Asia]].
 +
 
 +
In Europe breeds in the Cantabrians, Sierra de Gredos and Pyrenees, in the Alps, [[Corsica]] and southern [[Italy]], and in the mountain ranges of southeast Europe to southern [[Greece]] and [[Crete]]. Recently recorded in southern [[Spain]] where thought to be recent immigrants from [[Morocco]].
 +
 
 +
In North Africa breeds in the Rif and Atlas of central [[Morocco]] and in Asia in the mountains of eastern [[Turkey]] and the [[Caucasus]], and also occurs in the Middle East although current status unclear. Range extends eastwards across Central [[Asia]] to the [[Himalayas]].
 +
 
 +
Vagrants recorded in [[Czechoslovakia]], [[Hungary]], [[Gibraltar]], [[Cyprus]], and [[Armenia]].
  
 
The species is mostly resident with some altitudinal movement in winter.
 
The species is mostly resident with some altitudinal movement in winter.
 
==Taxonomy==
 
==Taxonomy==
Nominate subspecies occurs over much of Western Palearctic range with slightly larger ''digitatus'' in the [[Middle East]] and east to the [[Himalayas]]. Some sources recognize a third subspecies ''forsythi''. [[Red-billed Chough]] is a close relative but [[White-winged Chough]] is not closely related.
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[[Red-billed Chough]] is a close relative but [[White-winged Chough]] is not closely related.
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====Subspecies====
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There are 2 subspecies<sup>[[#References|[1]]]</sup>:<br />
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Nominate subspecies occurs over much of Western Palearctic range with slightly larger ''digitatus'' in the [[Middle East]] and east to the [[Himalayas]].
 +
 
 +
Some sources recognize a third subspecies ''forsythi''<sup>[[#References|[2]]]</sup>.
 
==Habitat==  
 
==Habitat==  
 
Mountain pastures and meadows with neighbouring cliff faces and rocky outcrops, also around high-altitude human habitation such as ski resorts.
 
Mountain pastures and meadows with neighbouring cliff faces and rocky outcrops, also around high-altitude human habitation such as ski resorts.
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Has distinctive calls. A sweet rippling "preeep" is most heard.
 
Has distinctive calls. A sweet rippling "preeep" is most heard.
 
==References==
 
==References==
#{{Ref-Clements6thDec08}}#{{Ref-HBWVol14}}
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#{{Ref-Clements6thDec10}}#{{Ref-HBWVol14}}#Avibase
 
{{ref}}
 
{{ref}}
 
==External Links==
 
==External Links==
 
{{GSearch|Pyrrhocorax+graculus}}
 
{{GSearch|Pyrrhocorax+graculus}}
[[Category:Birds]][[Category:Pyrrhocorax]]
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<br />
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This link searches for videos titled Alpine Chough
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{{Video|Alpine_Chough}}
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[[Category:Birds]][[Category:Pyrrhocorax]] [[Category:Videos]]

Revision as of 15:23, 11 January 2011

Photo by Ken Billington
Staubern, Switzerland

Alternative name: Alpine Chough

Pyrrhocorax graculus

Identification

34-38cm. A medium-sized corvid.

  • Black plumage, weakly glossed bluish-green
  • Fairly long tail, broad wings with fingered primaries, pinched wing-base with shorter inner primaries
  • Short, yellow bill, slightly decurved
  • Red legs

Sexes similar, juveniles with dull sooty black plumage, horn-coloured bill and black or dark brown legs (becoming red in the first winter).

Similar species

Can be confused with Red-billed Chough when bill is not seen. Differs with longer tail, narrower wings and less strongly fingered primaries.

Photo by mikemik
Krvavec, Slovenia, February 2007

Distribution

Widespread and locally common in mountain areas of southern Europe, North-West Africa and South-West Asia.

In Europe breeds in the Cantabrians, Sierra de Gredos and Pyrenees, in the Alps, Corsica and southern Italy, and in the mountain ranges of southeast Europe to southern Greece and Crete. Recently recorded in southern Spain where thought to be recent immigrants from Morocco.

In North Africa breeds in the Rif and Atlas of central Morocco and in Asia in the mountains of eastern Turkey and the Caucasus, and also occurs in the Middle East although current status unclear. Range extends eastwards across Central Asia to the Himalayas.

Vagrants recorded in Czechoslovakia, Hungary, Gibraltar, Cyprus, and Armenia.

The species is mostly resident with some altitudinal movement in winter.

Taxonomy

Red-billed Chough is a close relative but White-winged Chough is not closely related.

Subspecies

There are 2 subspecies[1]:
Nominate subspecies occurs over much of Western Palearctic range with slightly larger digitatus in the Middle East and east to the Himalayas.

Some sources recognize a third subspecies forsythi[2].

Habitat

Mountain pastures and meadows with neighbouring cliff faces and rocky outcrops, also around high-altitude human habitation such as ski resorts.

Behaviour

The diet includes insects in summer and berries in winter.
Breeding season in Europe from May to June. Two birds form a life-long pair. Solitary nester but may form loose colonies. The nest is a bulky structure of sticks, roots and similar material, placed in a cliff, rock crevice, a cave or a rock chimney. Lays 4 eggs.

Vocalisation

Has distinctive calls. A sweet rippling "preeep" is most heard.

References

  1. Clements, JF. 2010. The Clements Checklist of Birds of the World. 6th ed., with updates to December 2010. Ithaca: Cornell Univ. Press. ISBN 978-0801445019. Spreadsheet available at http://www.birds.cornell.edu/clementschecklist/Clements%206.5.xls/view
  2. Del Hoyo, J, A Elliott, and D Christie, eds. 2009. Handbook of the Birds of the World. Volume 14: Bush-shrikes to Old World Sparrows. Barcelona: Lynx Edicions. ISBN 978-8496553507
  3. Avibase

Recommended Citation

External Links


This link searches for videos titled Alpine Chough

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