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Difference between revisions of "Drakensberg Rockjumper" - BirdForum Opus

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Drakensburg Rockjumper
 
Drakensburg Rockjumper
 
==Identification==
 
==Identification==
23-25 cm. Long black tail, dark grey head, thin white supercilium and a broad white moustache. Dark grey back and wings, orange underparts, rufour red rump.
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Length 21-22 cm. '''Adult male''': The crown and back are grey with black streaks and the wings are black with white markings. The rump is orange rufous and the fairly long tail is black with a white tip. The face is black, contrasting with conspicuous white eyebrows and malar stripes. The throat and upperbreast are black, and the lower breast and belly light orange-rufous. '''Adult female''': Similar to the male, but paler below with a buffy white throat.  '''Immature''': Similar to the adult female, but with a shorter tail.  
 
 
The female and juvenile have a paler grey head, upperparts and wings, a duller head pattern, an orange rump, and buff underparts.  
 
  
 
The call is a loud ''wheeoo''.
 
The call is a loud ''wheeoo''.
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==Distribution==
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Mountains (altitude >1000 m) of [[Lesotho]] and the Eastern Cape and KwaZulu-Natal provinces of [[South Africa]].
 +
==Taxonomy==
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The Drakensberg Rock-jumper and the closely related [[Cape Rock-jumper]] are the only two species in the genus ''Chaetops''.
  
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This genus was traditionally placed with the Thrushes or the Babblers, but is now considered to be more closely related to the rockfowl (genus ''Picathartes''), and is placed in the monogeneric family Chaetopidae. Molecular evidence indicates that this family diverged from the main Passerine tree about 45 million years ago, before the divergence of the Passerida (into the superfamilies Muscicapoidea, Sylvioidea and Passeroidea).
  
==Distribution==
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The species is monotypic.
Drakensburg Mountains of southeastern [[South Africa]] and [[Lesotho]].
 
==Taxonomy==
 
 
==Habitat==
 
==Habitat==
Rocky slopes and scree.
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Steep rocky slopes with grass and bushes; scree.
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==Behaviour==
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Forages for invertebrates on the ground or from perches on rocks. Runs fast, but stops frequently, often cocking its tail.
  
==Behaviour==
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'''Breeding''': The nest is a bowl of grass and sticks on the ground and well hidden under vegetation against a rock. One to three eggs are laid October to December.
Diet includes insects.
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==References==
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Hockey PAR, Dean WRJ & Ryan PG (eds) 2005. Robert's Birds of Southern Africa, 7th edition. John Voelcker Bird Book Fund, Cape Town, South Africa. ISBN 0620340533
 
==External Links==
 
==External Links==
 
{{GSearch|Chaetops+aurantius}}
 
{{GSearch|Chaetops+aurantius}}
[[Category:Birds]][[category:incomplete]]
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[[Category:Birds]]

Revision as of 14:23, 24 January 2008

Chaetops aurantius
Photo by Aroberts
Photographed in Sani Pass, Drakensberg, South Africa. The bird pictured is a female.

Drakensburg Rockjumper

Identification

Length 21-22 cm. Adult male: The crown and back are grey with black streaks and the wings are black with white markings. The rump is orange rufous and the fairly long tail is black with a white tip. The face is black, contrasting with conspicuous white eyebrows and malar stripes. The throat and upperbreast are black, and the lower breast and belly light orange-rufous. Adult female: Similar to the male, but paler below with a buffy white throat. Immature: Similar to the adult female, but with a shorter tail.

The call is a loud wheeoo.

Distribution

Mountains (altitude >1000 m) of Lesotho and the Eastern Cape and KwaZulu-Natal provinces of South Africa.

Taxonomy

The Drakensberg Rock-jumper and the closely related Cape Rock-jumper are the only two species in the genus Chaetops.

This genus was traditionally placed with the Thrushes or the Babblers, but is now considered to be more closely related to the rockfowl (genus Picathartes), and is placed in the monogeneric family Chaetopidae. Molecular evidence indicates that this family diverged from the main Passerine tree about 45 million years ago, before the divergence of the Passerida (into the superfamilies Muscicapoidea, Sylvioidea and Passeroidea).

The species is monotypic.

Habitat

Steep rocky slopes with grass and bushes; scree.

Behaviour

Forages for invertebrates on the ground or from perches on rocks. Runs fast, but stops frequently, often cocking its tail.

Breeding: The nest is a bowl of grass and sticks on the ground and well hidden under vegetation against a rock. One to three eggs are laid October to December.

References

Hockey PAR, Dean WRJ & Ryan PG (eds) 2005. Robert's Birds of Southern Africa, 7th edition. John Voelcker Bird Book Fund, Cape Town, South Africa. ISBN 0620340533

External Links

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