Straight-tailed drongo

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Straight-tailed drongo
Straight-tailed drongo

Straight-tailed drongo

Systematics
Order : Passerines (Passeriformes)
Subordination : Songbirds (passeri)
Superfamily : Corvoidea
Family : Dicruridae
Genre : Drongos ( Dicrurus )
Type : Straight-tailed drongo
Scientific name
Dicrurus ludwigii
( Smith A. , 1834)

The Geradschwanzdrongo ( Dicrurus ludwigii ) is a species of bird from the family of Drongos .

The Latin name refers to Baron von Ludwig .

It occurs in southern Africa in Angola , the Democratic Republic of the Congo , Guinea-Bissau , Kenya , Malawi , Mozambique , Zambia , Zimbabwe , Somalia , South Africa , Swaziland and Tanzania .

The distribution area includes a variety of forest areas, preferably on the edges of the forest, aisles, clearings up to 2000 m height

description

The straight- tailed drongo is 18 to 196 cm tall and weighs 25 to 35 g, making it the smallest African drongo with a slightly forked, almost rectangular tail of 85–95 mm in length. The sexes do not differ. The drongo is black throughout. In contrast to the larger weeping drongo , it does not have a pale wing spot. The nominate form has scarlet eyes. Fledglings are blunt, brownish spotted on the wing covers and lighter stripes on the underside.

voice

The call of the male is described as happy to call with an extensive repertoire of repeated calls such as "tyip-tyip".

Geographic variation

The following subspecies are recognized:

  • D. l. Saturnus Clancey , 1976 - Angola, Democratic Republic of the Congo (Katanga), and Zambia
  • D. l. muenzneri Reichenow , 1915 - Somalia, Kenya and Tanzania
  • D. l. tephrogaster Clancey , 1975 - Malawi, Zimbabwe and Mozambique
  • D. l. ludwigii ( A. Smith , 1834) - English Square-tailed Drongo , nominated form –– Mozambique, South Africa and Swaziland

HBW also lists (but possibly a separate type):

In Avibase, this is a separate species as Dicrurus sharpei .

Way of life

The diet consists of insects , mainly moths , locusts , fishing horrors , beetles , termites .

The breeding season is between February and June north of the equator and between September and April south of it.

Hazardous situation

The stock is not considered to be at risk ( least concern ).

literature

  • A. Smith: Edolius ludwigii . In: South African Quarterly Journal . 1834, vol. 2, p. 144.

Individual evidence

  1. ^ Straight-tailed Drongo , in Avibase - The World Bird Database
  2. ^ JA Jobling: A Dictionary of Scientific Bird Names. Oxford University Press. 1991. ISBN 0-19-854634-3 .
  3. ^ B. Beolens, M. Watkins: Whose Bird ?: Common Bird Names and the People They Commemorate , Christopher Helm, London, 2003
  4. ↑ a b c d e Handbook of the Birds of the World
  5. ^ 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 .
  6. ↑ Orioles, drongos, fantails
  7. ↑ J. Fuchs, J. Fjeldså and RCK Bowie: Diversification across major biogeographic breaks in the African Shining / Square-tailed Drongos complex (Passeriformes: Dicruridae). In: Zool. Scripta 2017, doi: 10.1111 / zsc.12191.
  8. ↑ Sharpe's Drongo
  9. ↑ Redlist

Web links

Commons : Straight-tailed Drongo ( Dicrurus ludwigii )  - Album with pictures, videos and audio files