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By: CJ (offline) on Tuesday, January 19 2010 @ 11:40 PM EST
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Black-crowned Tchagra (Roberts 7th ed.)
Tchagra senegalus
Roberts No. 745

Photo taken by 'BBE' on Nov. 28, 2008 CAT at WildEarth Game Drive, Djuma, Sabi Sands, SA.
Video: Black-crowned Tchagra ~ 17 sec.
The Black-crowned Tchagra has a height of 23 cms and weighs around 53 gms. The head is coloured black, white while the bill is coloured black. The Tchagra senegalus has a white coloured throat, yellow legs and a brown coloured back. The eyes are brown.(1)
The black forehead and crown and the paler underpants differentiate it from the other tchagras. It is also a larger, bolder bird and is more conspicuous in its behaviour. (2)
References:
(1) http://www.birdsinsa.com/birds/tchagrasenegalus.htm
(2) The Larger Illustrated Guide to Birds of Southern Africa. 2nd ed. (2005) by Ian Sinclair and Phil Hockey.
(3) Photos:
Comparison with the Brown-crowned (Three-streaked) Tchagra:
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By: CJ (offline) on Tuesday, January 19 2010 @ 11:40 PM EST
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By: CJ (offline) on Tuesday, January 19 2010 @ 11:40 PM EST
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Water Thick-Knee (Roberts, 7th ed.)
Water Dikkop (Roberts, 6th ed.)
Burhinus vermiculatus
Roberts No. 298

Picture by 'CJ' at Djuma, Sabi Sands Game Reserve, SA, WildEarth Game Drive of 1/20/08
Video:
Thick-Knee ~ 3:40 min.
Video taken by 'CJ' on 1/18/08 at Djuma, Sabi Sands, SA, WildEarth Game Drive
The Water Thick-knee has a height of 41 cms and weighs around 270 gms. The head is coloured brown while the bill is coloured black. The Burhinus vermiculatus has a white coloured throat, grey legs and a brown coloured back. The eyes are yellow.(1)
References:
(1) http://www.birdsinsa.com/birds/burhinusvermiculatus.htm
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By: CJ (offline) on Tuesday, January 19 2010 @ 11:41 PM EST
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Groundscraper Thrush
Psophocichla litsitsirupa
Roberts, 7th ed. No. 580

Video:
Groundscraper Thrush ~ 59 sec.
Photo and video taken by 'CJ' on 8/20/07 at Djuma, Sabi Sands, SA, WildEarth Game Drive
The Groundscraper thrush is a smallish to medium bird. The upperparts are plain grey-brown with a chestnut wing-panel. The underparts are white with black spots and the face is white with bold black markings. The underwing has a black and white pattern which is visible during the undulating flight. The bird has a slow whistled song and a clicking call. (1)
Another photo may be found in reference (2)
References:
(1) Wikipedia - http://en.wikipedia.org/wiki/Psophocichla
(2) Photo - http://www.bushveld.co.za/thrush.htm
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By: CJ (offline) on Tuesday, January 19 2010 @ 11:41 PM EST
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By: CJ (offline) on Tuesday, January 19 2010 @ 11:42 PM EST
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Hooded Vulture
Necrosyrtes monachus
Roberts 7th ed. No. 121

Picture taken by 'CJ' on 4/5/08 at Djuma, Sabi Sands, SA, WildEarth Game Drive
Video: Hooded Vultures ~ 1:25 min.
Video taken by 'CJ' on 10/20/08 at Djuma, Sabi Sands, SA, WildEarth Game Drive
The Hooded Vulture has a height of 70 cms and weighs around 2100 gms. The head is coloured pink while the bill is coloured black. The Necrosyrtes monachus has a pink coloured throat, green legs and a black, brown coloured back. The eyes are black. (1)
References:
(1) http://www.birdsinsa.com/birds/necrosyrtesmonachus.htm
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By: CJ (offline) on Tuesday, January 19 2010 @ 11:42 PM EST
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Lappet-faced Vulture
Aegypius tracheliotus (Roberts 7th ed.)
Torgos tracheliotus (Roberts 6th ed.)
Roberts No. 024


They are the largest in the pictures.
Pictures taken by 'CJ' on 6/18/09 at Djuma, Sabi Sands, SA, WildEarth Game Drive
The Lappet-faced Vulture has a height of 105 cms and weighs around 6500 gms. The head is coloured pink, red while the bill is coloured yellow. The Aegypius tracheliotus has a pink coloured throat, blue, grey legs and a brown coloured back. The eyes are brown.(1)
References:
(1) http://www.birdsinsa.com/birds/aegypiustracheliotus.htm
(2) Photo: http://www.biodiversityexplorer.org/bir ... liotos.htm
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By: CJ (offline) on Tuesday, January 19 2010 @ 11:42 PM EST
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White-backed Vulture
Gyps africanus
Roberts No. 123

Picture taken 1/7/09 by 'CJ' at Djuma, Sabi Sands, SA, WildEarth Game Drive
Video . White-backed Vulture with chick ~ 1:20
White-backed Vulture (1 minute, 15 seconds)
Videos taken by 'Skipper' at Djuma, Sabi Sands, SA, WildEarth Game Drive
"The White-backed Vulture has a height of 100 cms and weighs around 5500 gms. The head is coloured grey while the bill is coloured grey, black. The Gyps africanus has a blue, grey coloured throat, grey, black legs and a grey coloured back. The eyes are brown."(1)
Reference:
(1) Birds of Southern Africa: http://www.birdsinsa.com/birds/gypsafricanus.htm
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