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Difference between revisions of "Dusky Thrush" - BirdForum Opus

(ref etc)
(id, habs, ref)
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==Identification==
 
==Identification==
*Pale brown back and head
+
*Dark brown upperside with some black spots and an obvious rufous wing panel and rump
*White belly and undertail
+
*Obvious pale supercilium and throat
*Rufous face, breast, rump and spots on flanks
+
*Malar area pale in male but more contrasting dark and pale in female (not all individuals can be reliably sexed)
* ''T. n. eunomus'' - darker brown back and rump; black face, breast, rump and flank spots.  
+
*Underside white with dark spots producing a band across upper breast and down flanks
 +
*Underwing almost entirely buffy-rufous
 +
 
 +
====Similar Species====
 +
Will remind a European observer of a [[Redwing]], but is larger, has stronger bill, longer tail, darker crown and [[Topography#Heads|auriculars]], and rufous wing panel, while lacking the reddish flanks.  
 
==Distribution==
 
==Distribution==
 
Found in summer in northern [[Asia]], mainly [[Siberia]]; winters to [[Japan]], [[Korea]], southern [[China]] and [[Myanmar]]. Generally, subspecies ''eunomus'' occurs more northerly then ''naumanni''. Both forms have occurred as vagrants in [[Europe]] and [[Britain]].
 
Found in summer in northern [[Asia]], mainly [[Siberia]]; winters to [[Japan]], [[Korea]], southern [[China]] and [[Myanmar]]. Generally, subspecies ''eunomus'' occurs more northerly then ''naumanni''. Both forms have occurred as vagrants in [[Europe]] and [[Britain]].
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This is a [[Dictionary_M-S#M|monotypic]] species<sup>[[#References|1]]</sup>.
 
This is a [[Dictionary_M-S#M|monotypic]] species<sup>[[#References|1]]</sup>.
  
Dusky Thrush have recently been split from [[Naumann’s Thrush]] ''Turdus naumanni''. Hybrids do occur and are not too rare around Beijing.  
+
Dusky Thrush have recently been split from [[Naumann’s Thrush]] ''Turdus naumanni''. Hybrids do occur and are not too rare around Beijing<sup>[[#References|3]]</sup>.  
 
==Habitat==
 
==Habitat==
Forest and scrub.  
+
Breeds in coniferous and broad-leaf forest and scrub.  
 
==Behaviour==
 
==Behaviour==
 
It nests in trees; 3-5 eggs are laid.  
 
It nests in trees; 3-5 eggs are laid.  
  
 
The diet includes insects, mosquitoes, earthworms and berries.
 
The diet includes insects, mosquitoes, earthworms and berries.
 +
 +
Voice is very similar to [[Naumann's Thrush]]
 
==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
 
# 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
 
# Knox, A.G. et al. 2008. Taxonomic recommendations for British birds: Fifth report. [http://www3.interscience.wiley.com/cgi-bin/fulltext/121420075/PDFSTART  ''Ibis''], 150, 833–835
 
# Knox, A.G. et al. 2008. Taxonomic recommendations for British birds: Fifth report. [http://www3.interscience.wiley.com/cgi-bin/fulltext/121420075/PDFSTART  ''Ibis''], 150, 833–835
 
# [http://www.birdforum.net/showthread.php?t=161668&highlight=dusky+thrush%27 Thread in Id Forum]; see especially posts 5 and 6
 
# [http://www.birdforum.net/showthread.php?t=161668&highlight=dusky+thrush%27 Thread in Id Forum]; see especially posts 5 and 6
#Wikipedia
+
# Beaman, M., S. Madge, K.M. Olsen. 1998. Fuglene i Europa, Nordafrika og Mellemøsten. Copenhagen, Denmark: Gads Forlag, ISBN 87-12-02276-4
 
==External Links==
 
==External Links==
 
{{GSearch|Turdus+naumanni}}
 
{{GSearch|Turdus+naumanni}}
 
[[Category:Birds]][[Category:Turdus]]
 
[[Category:Birds]][[Category:Turdus]]

Revision as of 03:07, 30 January 2010

Photo by Akiko Hidaka
Photographed: Kanto, Japan
This bird belongs to subspecies eunomus.
Turdus eunomus

Identification

  • Dark brown upperside with some black spots and an obvious rufous wing panel and rump
  • Obvious pale supercilium and throat
  • Malar area pale in male but more contrasting dark and pale in female (not all individuals can be reliably sexed)
  • Underside white with dark spots producing a band across upper breast and down flanks
  • Underwing almost entirely buffy-rufous

Similar Species

Will remind a European observer of a Redwing, but is larger, has stronger bill, longer tail, darker crown and auriculars, and rufous wing panel, while lacking the reddish flanks.

Distribution

Found in summer in northern Asia, mainly Siberia; winters to Japan, Korea, southern China and Myanmar. Generally, subspecies eunomus occurs more northerly then naumanni. Both forms have occurred as vagrants in Europe and Britain.

Taxonomy

This is a monotypic species1.

Dusky Thrush have recently been split from Naumann’s Thrush Turdus naumanni. Hybrids do occur and are not too rare around Beijing3.

Habitat

Breeds in coniferous and broad-leaf forest and scrub.

Behaviour

It nests in trees; 3-5 eggs are laid.

The diet includes insects, mosquitoes, earthworms and berries.

Voice is very similar to Naumann's Thrush

References

  1. 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
  2. Knox, A.G. et al. 2008. Taxonomic recommendations for British birds: Fifth report. Ibis, 150, 833–835
  3. Thread in Id Forum; see especially posts 5 and 6
  4. Beaman, M., S. Madge, K.M. Olsen. 1998. Fuglene i Europa, Nordafrika og Mellemøsten. Copenhagen, Denmark: Gads Forlag, ISBN 87-12-02276-4

External Links

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