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Difference between revisions of "Sikkim Wedge-billed Babbler" - BirdForum Opus

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[[Image:Wedge-billed_Wren-Babbler.jpg|thumb|550px|right|Bird of subspecies ''humei''<br />Photo by {{user|James+Eaton|James Eaton}}<br>Location: Eaglenest WS,Arunachal Pradesh,  [[India]]]]
'''Includes Chevron-breasted Wren-Babbler = Chevron-breasted Babbler''' <br />'''Alternative name: Wedge-billed Wren Babbler'''
 
 
[[Image:Chevron-breasted_Babbler-1_by_James_Eaton.jpg|thumb|550px|right|Bird of subspecies ''roberti''<br />Photo by {{user|James_Eaton|James Eaton}}<br />Nagaland, N.E. [[India]], April 2007.]]
 
[[Image:Chevron-breasted_Babbler-1_by_James_Eaton.jpg|thumb|550px|right|Bird of subspecies ''roberti''<br />Photo by {{user|James_Eaton|James Eaton}}<br />Nagaland, N.E. [[India]], April 2007.]]
[[Image:Wedge-billed_Wren-Babbler.jpg|thumb|550px|right|Bird of subspecies ''humei''<br />Photo by {{user|James+Eaton|James Eaton}}<br>Location:  Eaglenest WS,Arunachal Pradesh,  [[India]]]]
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'''Alternative names: (Sikkim or Western) Wedge-billed Babbler; Blackish-breasted Babbler'''
 
;[[:Category:Sphenocichla|Sphenocichla]] humei
 
;[[:Category:Sphenocichla|Sphenocichla]] humei
 
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'''Includes Chevron-breasted Wren-Babbler = Chevron-breasted Babbler; (Cachar or Eastern) Wedge-billed Babbler'''
 
==Identification==
 
==Identification==
 +
18cm. An unusual, dark brown Babbler with two distinctive subspecies (which are sometimes split).
 +
*''S. h. humei'' ('''Blackish-breasted Babbler'''; ('''Sikkim''') '''Wedge-billed Babbler'''):
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** Longish, dark sharply pointed bill with a deep base
 +
** Short and broad, finely barred tail
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** Blackish mask and underparts with some dark olive-brown streaks on flanks
 +
** Coarse white scales at centre of belly
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** Dark brown above
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** Spotty pale grey supercilium behind eye
 +
** Crisp white shaft-streaks on cronw and upper mantle
 +
* ''S. h. roberti'' ('''Chevron-breasted Babbler'''; '''Cachar Wedge-billed Babbler'''):
 +
** Longish, dark sharply pointed bill with a deep base
 +
** Short and broad, finely barred tail
 +
** Very bold white triangular scales on browner underparts
 +
** Plain brownish cheek
 +
** No supercilium (only some pale spots behind eye)
 +
** Pale grey tips on mantle and tertials
 +
Sexes similar
 
==Distribution==
 
==Distribution==
[[Bhutan]], [[China]], [[India]], [[Myanmar]], and [[Nepal]].  
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* ''S. h. humei'':
 
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** From extrem east [[Nepal]] to [[Bhutan]] and northeast [[India]] (Arunachal Pradesh)
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* ''S. h. roberti''
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** From eastern Arunachal Pradesh (Mishmi Hills) to Assam (Cachar, Margherita), Nagaland and north Manipur ([[India]]). Also in adjacent north [[Burma]] and south [[China]] (northwest Yunnan)
 +
Both subspecies are scarce and rare in their range.
 
==Taxonomy==
 
==Taxonomy==
Two subspecies are recognized<sup>[[#References|[1]]]</sup>, ''humei'', and ''roberti''. These are considered different species by some authorities, in which case the ''roberti'' subspecies would become Chevron-breasted Wren-Babbler (= Chevron-breasted Babbler).  
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Two subspecies are recognized<sup>[[#References|[2]]]</sup>, ''humei'', and ''roberti''. These are considered different species by some authorities, in which case the ''roberti'' subspecies would become Chevron-breasted Wren-Babbler (= Chevron-breasted Babbler).  
 
==Habitat==
 
==Habitat==
Moist montanes and lowland forests.
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Floor and understorey of broadleaf evergreen forest and bamboo breaks. ''Humei'' at 900 - 1950m, ''roberti'' at 300 - 2010m.
 
==Behaviour==
 
==Behaviour==
 
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Feeds on insects like woodlice and small boring beetles. <br />
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Usually seen in groups of up to 15 birds. Relatively arboreal at times, may climb up rough bark of bigger trees. Often hunting in dense undergrowth near streams.<br />
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Breeding season May to June (roberti, no information about humei). The nest is a pad of moss on top of a mass of fine grass and a few tendrils and bents. It's wedged behind a long hanging slip of bark about 6.5m above the ground. Lays 4 eggs.<br />
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Resident species. Some recorded altitudinal movements need substantiation.
 
==References==
 
==References==
# Clements, James F. 2007. ''The Clements Checklist of Birds of the World''. 6th ed., with updates to October 2007. Ithaca: Cornell University Press. ISBN 9780801445019
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#{{Ref-HBWVol12}}#{{Ref-RasmussenAnderton05}}#{{Ref-Clements6thDec08}}
 +
{{Ref}}
 
==External Links==
 
==External Links==
 
{{GSearch|Sphenocichla+humei}}
 
{{GSearch|Sphenocichla+humei}}

Revision as of 15:19, 20 August 2009

Bird of subspecies humei
Photo by James Eaton
Location: Eaglenest WS,Arunachal Pradesh, India
Bird of subspecies roberti
Photo by James Eaton
Nagaland, N.E. India, April 2007.

Alternative names: (Sikkim or Western) Wedge-billed Babbler; Blackish-breasted Babbler

Sphenocichla humei

Includes Chevron-breasted Wren-Babbler = Chevron-breasted Babbler; (Cachar or Eastern) Wedge-billed Babbler

Identification

18cm. An unusual, dark brown Babbler with two distinctive subspecies (which are sometimes split).

  • S. h. humei (Blackish-breasted Babbler; (Sikkim) Wedge-billed Babbler):
    • Longish, dark sharply pointed bill with a deep base
    • Short and broad, finely barred tail
    • Blackish mask and underparts with some dark olive-brown streaks on flanks
    • Coarse white scales at centre of belly
    • Dark brown above
    • Spotty pale grey supercilium behind eye
    • Crisp white shaft-streaks on cronw and upper mantle
  • S. h. roberti (Chevron-breasted Babbler; Cachar Wedge-billed Babbler):
    • Longish, dark sharply pointed bill with a deep base
    • Short and broad, finely barred tail
    • Very bold white triangular scales on browner underparts
    • Plain brownish cheek
    • No supercilium (only some pale spots behind eye)
    • Pale grey tips on mantle and tertials

Sexes similar

Distribution

  • S. h. humei:
  • S. h. roberti
    • From eastern Arunachal Pradesh (Mishmi Hills) to Assam (Cachar, Margherita), Nagaland and north Manipur (India). Also in adjacent north Burma and south China (northwest Yunnan)

Both subspecies are scarce and rare in their range.

Taxonomy

Two subspecies are recognized[2], humei, and roberti. These are considered different species by some authorities, in which case the roberti subspecies would become Chevron-breasted Wren-Babbler (= Chevron-breasted Babbler).

Habitat

Floor and understorey of broadleaf evergreen forest and bamboo breaks. Humei at 900 - 1950m, roberti at 300 - 2010m.

Behaviour

Feeds on insects like woodlice and small boring beetles.
Usually seen in groups of up to 15 birds. Relatively arboreal at times, may climb up rough bark of bigger trees. Often hunting in dense undergrowth near streams.
Breeding season May to June (roberti, no information about humei). The nest is a pad of moss on top of a mass of fine grass and a few tendrils and bents. It's wedged behind a long hanging slip of bark about 6.5m above the ground. Lays 4 eggs.
Resident species. Some recorded altitudinal movements need substantiation.

References

  1. Del Hoyo, J, A Elliott, and D Christie, eds. 2007. Handbook of the Birds of the World. Volume 12: Picathartes to Tits and Chickadees. Barcelona: Lynx Edicions. ISBN 978-8496553422
  2. Rasmussen, PC and JC Anderton. 2005. Birds of South Asia: The Ripley Guide. Barcelona: Lynx Edicions. ISBN 978-8487334672
  3. Clements, JF. 2008. The Clements Checklist of Birds of the World. 6th ed., with updates to December 2008. Ithaca: Cornell Univ. Press. ISBN 978-0801445019.

Recommended Citation

External Links

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