Brown throated weaver
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Brown-throated weaver ( Ploceus xanthopterus ) |
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| ( Finsch & Hartlaub , 1870) |
The brown-throated weaver ( Ploceus xanthopterus , syn. Loxia xanthopterus ) belongs within the family of weaver birds (Ploceidae) to the genus of the bunting weaver ( Ploceus ).
The Latin additional species comes from ancient Greek ξανθός xanthos , German 'yellow' and ancient Greek πτερόν pteron , German 'wing' .
The bird is found in southern Africa , Botswana , Malawi , Mozambique , Namibia and South Africa .
The distribution area includes moist habitats with high papyrus or reed vegetation near the water.
features
The species is 5 cm tall, the male weighs between 22 and 31 g, the female between 16 and 24 g. The male has golden yellow on the forehead, crown, cheeks and ear covers , the top is greenish yellow. In the breeding plumage it is very similar to the reed weaver ( Ploceus castanops ), but the forehead is not brown, the iris is brown. In the simple dress like females and young birds, the upper side is striped olive-brown, the underside is dirty-yellow to whitish, the eyes are dark.
Geographic variation
The following subspecies are recognized:
- P. x. castaneigula ( Cabanis , 1884) - western Zambia , northeastern Namibia ( Caprivi Strip), northern Botswana and the extreme northwest of Zimbabwe
- P. x. xanthopterus ( Hartlaub & Finsch , 1870), nominate form - southwest of Tanzania , Malawi, Mozambique and the extreme northeast of Zimbabwe
- P. x. marleyi ( Roberts , 1929) - southern Mozambique and northeastern coast of South Africa
voice
The singing of the male is described as a sequence of nasal, humming, trilling and hissing sounds "zeep seep zzz".
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Way of life
The diet consists mainly of grass seeds, also fruits, flowers and nectar , but also insects . This species occurs mostly in small hunting communities, only rarely together with other weaver birds.
The breeding season is in March in Tanzania, between February and March in Zambia, between October and April in Malawi, and October and November in Botswana. The species is polygynous and breeds in large colonies . The oval nest has the entrance from below without a porch.
Hazardous situation
The stock is not considered to be at risk ( least concern ).
literature
- A. Roberts: New forms of African birds in: Annals of the Transvaal Museum , Vol. 13, No. 2, 1929, pp. 71-81
- FHO Finsch and CJG Hartlaub: The birds of East Africa. Vol IV Travels in East Africa in the years 1859-186, 1870, p. 399
Web links
- Videos, photos and sound recordings of Ploceus xanthopterus in the Internet Bird Collection
- Weaver Watch
Individual evidence
- ↑ Braunkehlweber , in Avibase - The World Bird Database
- ↑ a b c d e Handbook of the Birds of the World
- ^ A b T. Stevenson, J. Fanshawe: Birds of East Africa. Kenya, Tanzania, Uganda, Rwanda, and Burundi. Princeton University Press, 2002, ISBN 978-0-691-12665-4 .
- ↑ Old World sparrows, snowfinches, weavers
- ↑ Redlist