• Welcome to BirdForum, the internet's largest birding community with thousands of members from all over the world. The forums are dedicated to wild birds, birding, binoculars and equipment and all that goes with it.

    Please register for an account to take part in the discussions in the forum, post your pictures in the gallery and more.
ZEISS DTI thermal imaging cameras. For more discoveries at night, and during the day.

Difference between revisions of "African Green Pigeon" - BirdForum Opus

Page Discussion
View source History
(Additional scientific name. GSearch amended to reflect that. References updated)
(→‎References: Added link for "Africa Bird Guide")
(6 intermediate revisions by 2 users not shown)
Line 1: Line 1:
−
[[Image:AfrGreenPigeon_juninho_UluKenya.jpg|thumb|550px|right|Photo by {{user|juninho|juninho}}<br /> Ulu, [[Kenya]], July 2005]]
+
[[Image:AfrGreenPigeon_juninho_UluKenya.jpg|thumb|550px|right|Subspecies ''T. c. wakefieldii''<br />Photo &copy; by {{user|juninho|juninho}}<br /> Ulu, [[Kenya]], 29 July 2005]]
 
;[[:Category:Treron|Treron]] calva<br />
 
;[[:Category:Treron|Treron]] calva<br />
 
''Treron calvus''
 
''Treron calvus''
 
==Identification==
 
==Identification==
 +
[[Image:STH 9291.jpg|thumb|400px|right|Subspecies ''T. c. gibberifrons''<br />Photo &copy; by {{user|volker+sthamer|volker sthamer}}<br />Entebbe, [[Uganda]], 21 July 2018]]
 +
25–30 cm (9¾-11¾ in)
 
*Grey-green to yellowish-green upperparts
 
*Grey-green to yellowish-green upperparts
 
*Yellow thighs
 
*Yellow thighs
Line 8: Line 10:
 
*White-tipped red bill
 
*White-tipped red bill
 
*Red feet
 
*Red feet
 +
====Variations====
 +
Both subspecies ''salvadorii'' and ''gibberifrons'' have large red [[Topography#Heads|ceres]]; however, the one belonging to  ''gibberifrons'', as well as being even larger, is also brighter.
 
==Distribution==
 
==Distribution==
 
Widespread in sub-Saharan [[Africa]]<br />
 
Widespread in sub-Saharan [[Africa]]<br />
Line 16: Line 20:
 
'''African Islands''': Gulf of Guinea Islands, [[Bioko]] (Fernando Po), Sao Tome, Principe
 
'''African Islands''': Gulf of Guinea Islands, [[Bioko]] (Fernando Po), Sao Tome, Principe
 
==Taxonomy==
 
==Taxonomy==
−
''Treron calvus'' has 17 subspecies:<sup>[[#References|[1]]]</sup>
+
[[Image:African_Green_Pigeon.jpg|thumb|400px|right|Subspecies ''T. c. nudirostris''<br />Photo &copy; by {{user|Reini|Reini}}<br /> Lamin fields, [[The Gambia]], November 2005]]
 +
====Subspecies====
 +
''Treron calvus'' has 16 subspecies:<sup>[[#References|[1]]]</sup>
 
*''T. c. nudirostris''
 
*''T. c. nudirostris''
 
:*[[Senegal]] to [[Gambia]] and [[Guinea-Bissau]]
 
:*[[Senegal]] to [[Gambia]] and [[Guinea-Bissau]]
−
[[Image:African_Green_Pigeon.jpg|thumb|450px|right|Photo by {{user|Reini|Reini}}<br /> Lamin fields, [[The Gambia]], November 2005]]
 
 
*''T. c. sharpei''
 
*''T. c. sharpei''
 
:*[[Sierra Leone]] to southern [[Nigeria]] and northern [[Cameroon]]
 
:*[[Sierra Leone]] to southern [[Nigeria]] and northern [[Cameroon]]
Line 26: Line 31:
 
*''T. c. poensis''
 
*''T. c. poensis''
 
:*[[Bioko]]
 
:*[[Bioko]]
 +
*''T. c. virescens'':
 +
:*Principe Island (Gulf of Guinea)
 
*''T. c. uellensis''
 
*''T. c. uellensis''
 
:*Northern [[Zaire]] to southern [[Sudan]] and [[Uganda]]
 
:*Northern [[Zaire]] to southern [[Sudan]] and [[Uganda]]
−
*''T. c. brevicerus''
+
*''T. c. brevicera''
 
:*South-western [[Ethiopia]] to northern [[Tanzania]] east of the Rift Valley
 
:*South-western [[Ethiopia]] to northern [[Tanzania]] east of the Rift Valley
 
*''T. c. salvadorii''
 
*''T. c. salvadorii''
 
:*[[Uganda]], [[Rwanda]] and [[Burundi]] to eastern [[DRC]]
 
:*[[Uganda]], [[Rwanda]] and [[Burundi]] to eastern [[DRC]]
−
*''T. c. granviki''
+
*''T. c. gibberifrons'':
−
:*Western [[Kenya]] and north-western [[Tanzania]]
+
:*South-eastern [[South Sudan]] south to the Lake Victoria Basin in [[Uganda]], [[Rwanda]], western [[Burundi]], western [[Kenya]], and north-western [[Tanzania]]
 
*''T. c. wakefieldii''
 
*''T. c. wakefieldii''
−
:*Coastal [[Kenya]] and north-western [[Tanzania]]
+
:*Coastal [[Kenya]] and north-eastern [[Tanzania]]
−
*''T. c. granti''
 
−
:*Lowlands of eastern [[Tanzania]] and [[Zanzibar]]
 
 
*''T. c. orientalis''
 
*''T. c. orientalis''
 
:*Southern [[Tanzania]] and northern [[Mozambique]]
 
:*Southern [[Tanzania]] and northern [[Mozambique]]
 
*''T. c. schalowi''
 
*''T. c. schalowi''
−
:*Southern [[DRC]] and [[Zambia]] to Victoria Falls
+
:*Eastern [[Angola]], north-eastern [[Namibia]], northern [[Botswana]], and north-western [[Zimbabwe]]
−
*''T. c. chobiensis''
 
−
:*South-western [[Zimbabwe]] and northern [[Botswana]]
 
 
*''T. c. ansorgei''
 
*''T. c. ansorgei''
 
:*Western [[Angola]]
 
:*Western [[Angola]]
 
*''T. c. vylderi''
 
*''T. c. vylderi''
 
:*North-western [[Namibia]]
 
:*North-western [[Namibia]]
−
*''T. c. damarensis''
 
−
:*North-eastern [[Namibia]] and north-western [[Botswana]]
 
 
*''T. c. delalandii''
 
*''T. c. delalandii''
 
:*Coastal [[Kenya]] to south-eastern [[South Africa]]
 
:*Coastal [[Kenya]] to south-eastern [[South Africa]]
 +
*''T. c. granti''
 +
:*Lowlands of eastern [[Tanzania]] and [[Zanzibar]]
 +
 +
The last two subspecies are sometimes separated as Grey-breasted Green-Pigeon
 +
 +
Subspecies ''damarensis'' and ''chobiensis'' are no longer recognised and have been included in ''T. c. schalowi''. Additionally, subspecies ''granviki'' is now subsumed into ''T. c. gibberifrons''.
 +
 
==Habitat==
 
==Habitat==
 
Forests, bushveld, savanna; always associated with fruiting trees, especially figs.  
 
Forests, bushveld, savanna; always associated with fruiting trees, especially figs.  
Line 57: Line 65:
 
Arboreal.  
 
Arboreal.  
 
====Diet====
 
====Diet====
−
The diet includes fruit, particularly figs.
+
The diet consists almost entirely of fruit and berries, particularly figs.
 
====Breeding====
 
====Breeding====
 
The nest is a frail platform of coarse twigs and leaves. 1-2 eggs are laid and incubated for 13 days.  
 
The nest is a frail platform of coarse twigs and leaves. 1-2 eggs are laid and incubated for 13 days.  
 
==References==
 
==References==
−
#{{Ref-Clements6thAug14}}#Avibase
+
#{{Ref-Clements6thAug18}}#[https://avibase.bsc-eoc.org/species.jsp?avibaseid=001465742A76224D Avibase]
−
#Africa Bird Guide
+
#[http://www.krugerpark.co.za/africa_green_pigeon.html Africa Bird Guide]
 +
#BF Member observations
 +
#Baptista, L.F., Trail, P.W., Horblit, H.M., Kirwan, G.M. & Garcia, E.F.J. (2018). African Green-pigeon (''Treron calvus''). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from https://www.hbw.com/node/54300 on 13 December 2018).
 
{{ref}}
 
{{ref}}
 +
 
==External Links==
 
==External Links==
 
{{GSearch|Treron+calv}}
 
{{GSearch|Treron+calv}}
 
[[Category:Birds]] [[Category:Treron]]
 
[[Category:Birds]] [[Category:Treron]]

Revision as of 01:17, 13 December 2018

Subspecies T. c. wakefieldii
Photo © by juninho
Ulu, Kenya, 29 July 2005
Treron calva

Treron calvus

Identification

Subspecies T. c. gibberifrons
Photo © by volker sthamer
Entebbe, Uganda, 21 July 2018

25–30 cm (9¾-11¾ in)

  • Grey-green to yellowish-green upperparts
  • Yellow thighs
  • Mauve patches on the top of the wing
  • White-tipped red bill
  • Red feet

Variations

Both subspecies salvadorii and gibberifrons have large red ceres; however, the one belonging to gibberifrons, as well as being even larger, is also brighter.

Distribution

Widespread in sub-Saharan Africa
Western Africa: Mauritania, Senegambia, Senegal, The Gambia, Guinea-Bissau, Guinea, Mali, Sierra Leone, Liberia, Ivory Coast, Burkina Faso, Ghana, Togo, Benin, Nigeria, Niger, Chad, Cameroon, Central African Republic, Equatorial Guinea, Gabon, Congo, Angola
Eastern Africa: Sudan, Ethiopia, Kenya, Uganda, Rwanda, Burundi, Tanzania, Zanzibar, Zambia, Mozambique, Malawi
Southern Africa: Namibia, Botswana, Zimbabwe
South Africa: KwaZulu-Natal, Swaziland
African Islands: Gulf of Guinea Islands, Bioko (Fernando Po), Sao Tome, Principe

Taxonomy

Subspecies T. c. nudirostris
Photo © by Reini
Lamin fields, The Gambia, November 2005

Subspecies

Treron calvus has 16 subspecies:[1]

  • T. c. nudirostris
  • T. c. sharpei
  • T. c. calvus
  • T. c. poensis
  • T. c. virescens:
  • Principe Island (Gulf of Guinea)
  • T. c. uellensis
  • T. c. brevicera
  • T. c. salvadorii
  • T. c. gibberifrons:
  • T. c. wakefieldii
  • T. c. orientalis
  • T. c. schalowi
  • T. c. ansorgei
  • T. c. vylderi
  • T. c. delalandii
  • T. c. granti

The last two subspecies are sometimes separated as Grey-breasted Green-Pigeon

Subspecies damarensis and chobiensis are no longer recognised and have been included in T. c. schalowi. Additionally, subspecies granviki is now subsumed into T. c. gibberifrons.

Habitat

Forests, bushveld, savanna; always associated with fruiting trees, especially figs.

Behaviour

Arboreal.

Diet

The diet consists almost entirely of fruit and berries, particularly figs.

Breeding

The nest is a frail platform of coarse twigs and leaves. 1-2 eggs are laid and incubated for 13 days.

References

  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2018. The eBird/Clements checklist of birds of the world: v2018. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
  2. Avibase
  3. Africa Bird Guide
  4. BF Member observations
  5. Baptista, L.F., Trail, P.W., Horblit, H.M., Kirwan, G.M. & Garcia, E.F.J. (2018). African Green-pigeon (Treron calvus). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from https://www.hbw.com/node/54300 on 13 December 2018).

Recommended Citation

External Links

Retrieved from ‘https://www.birdforum.net/wiki/index.php?title=African_Green_Pigeon&oldid=235221’
Back
Top