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==Identification== | ==Identification== | ||
16cm<br /> | 16cm<br /> | ||
− | '''Male''' ( | + | '''Male''' (nominate race)<br /> |
− | * | + | *Blackish upperparts and wings |
− | *Yellow underparts | + | *Yellow underparts |
+ | *Head golden with chestnut wash | ||
*Black eyemask and bib | *Black eyemask and bib | ||
*Pale yellow iris | *Pale yellow iris | ||
*Strong conical bill<br /> | *Strong conical bill<br /> | ||
+ | '''Female''' (nominate race)<br /> | ||
+ | *Blackish crown, upperparts and wings | ||
+ | *Yellow underparts and eyebrow | ||
+ | *Black eye-stripe but no bib<br /> | ||
[[Image:Weaver black-necked female.jpg|thumb|350px|right|Female<br />Photo by {{user|MURAMURA|MURAMURA}}<br />Kibale Forest Western [[Uganda]]]] | [[Image:Weaver black-necked female.jpg|thumb|350px|right|Female<br />Photo by {{user|MURAMURA|MURAMURA}}<br />Kibale Forest Western [[Uganda]]]] | ||
− | |||
− | |||
− | |||
− | |||
− | + | Both males and females of subspecies ''brachypterus'' (from western [[Cameroon]] west to the [[Gambia]]) have olive-green backs. | |
+ | |||
====Similar Species==== | ====Similar Species==== | ||
The green-backed subspecies (see Taxonomy below) should be separated with care from the [[Spectacled Weaver]] where both occur (eastern [[Nigeria]] and western [[Cameroon]]). This species shows more olive and less yellow on the head (especially the crown area in females) and a thicker bill. | The green-backed subspecies (see Taxonomy below) should be separated with care from the [[Spectacled Weaver]] where both occur (eastern [[Nigeria]] and western [[Cameroon]]). This species shows more olive and less yellow on the head (especially the crown area in females) and a thicker bill. |
Revision as of 09:24, 21 April 2010
- Ploceus nigricollis
Identification
16cm
Male (nominate race)
- Blackish upperparts and wings
- Yellow underparts
- Head golden with chestnut wash
- Black eyemask and bib
- Pale yellow iris
- Strong conical bill
Female (nominate race)
- Blackish crown, upperparts and wings
- Yellow underparts and eyebrow
- Black eye-stripe but no bib
Both males and females of subspecies brachypterus (from western Cameroon west to the Gambia) have olive-green backs.
Similar Species
The green-backed subspecies (see Taxonomy below) should be separated with care from the Spectacled Weaver where both occur (eastern Nigeria and western Cameroon). This species shows more olive and less yellow on the head (especially the crown area in females) and a thicker bill.
Distribution
Sub-Saharan Africa:
Western Africa: Senegambia, Senegal, The Gambia, Guinea-Bissau, Guinea, Mali, Sierra Leone, Liberia, Ivory Coast, Burkina Faso, Ghana, Togo, Benin, Nigeria, Niger, Cameroon, Central African Republic, Equatorial Guinea, Gabon, Democratic Republic of Congo, Angola
Eastern Africa: Sudan, Ethiopia, Somalia, Kenya, Uganda, Rwanda, Burundi, Tanzania
African Islands: Gulf of Guinea Islands, Bioko (Fernando Po)
Taxonomy
Subspecies[1]
- P. n. brachypterus:
- P. n. nigricollis:
- P. n. melanoxanthus:
Habitat
Open areas with trees, including forest edges and savanna woodland.
Behaviour
Breeding
It builds a large coarsely woven nest made of grass and creepers with a 15cm downward facing entrance tunnel hanging from the globular egg chamber, suspended from a branch in a tree. Two to three eggs are laid.
Diet
The diet includes insects and vegetable matter.
Vocalisation
Call: wheezing dew-dew-twee.
References
- Clements, JF. 2009. The Clements Checklist of Birds of the World. 6th ed., with updates to December 2009. Ithaca: Cornell Univ. Press. ISBN 978-0801445019.
- Avibase
- Wikipedia
Recommended Citation
- BirdForum Opus contributors. (2024) Black-necked Weaver. In: BirdForum, the forum for wild birds and birding. Retrieved 21 May 2024 from https://www.birdforum.net/opus/Black-necked_Weaver