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Grey-winged Blackbird

From Opus

Photo © by Marc GuytSat Tal, India, January 2005
Photo © by Marc Guyt
Sat Tal, India, January 2005
Turdus boulboul

Contents

[edit] Identification

FemalePhoto © by Peter EricssonDoi Angkhang, Thailand, February 2009
Female
Photo © by Peter Ericsson
Doi Angkhang, Thailand, February 2009

27–29 cm (10½-11½ in)
Male

  • Black plumage with pale greyish panel on greater secondary coverts and secondaries
  • Orange bill
  • Yellow eye-ring
  • Yellow legs

Female

  • Olive brown with a paler rufescent wing-panel
  • Yellow bill

Sometimes males can have white wing-panels.

[edit] Distribution

Found in the Himalayas from North Pakistan to India, Nepal and Bhutan. Also in South China (Yunnan and Sichuan), northern Vietnam and Laos, mountains of Burma and northernmost Thailand.

[edit] Taxonomy

Immature MalePhoto © by Alok TewariDalhousie Hill Station, Himachal Pradesh, India, June 2014; Alt. 6900 feet above msl
Immature Male
Photo © by Alok Tewari
Dalhousie Hill Station, Himachal Pradesh, India, June 2014; Alt. 6900 feet above msl

This is a monotypic species[1].

[edit] Habitat

Oak and rhododendron forest with thick ground vegetation, also tall conifer forests, clearings and dry scrub on open hillsides. Usually in thicker woods than similar White-collared Blackbird.

[edit] Behaviour

Shy and quick to take flight when disturbed. Hops on the ground in typical thrush fashion.

[edit] Diet

Feeds on invertebrates, snails, slugs, earthworms, also fruit and berries.

[edit] Breeding

Breeds from March to August. The nest is a cup of grass, leaves, moss and lichens, placed in a fork of a tree, close to the trunk around 2 to 5 m above the ground. 3 to 4 eggs are laid.

[edit] Movements

Immature FemalePhoto © by Alok TewariDalhousie Hill Station, Himachal Pradesh, India, June 2014; Alt. 6900 feet above msl
Immature Female
Photo © by Alok Tewari
Dalhousie Hill Station, Himachal Pradesh, India, June 2014; Alt. 6900 feet above msl

Altitudinal migrant, found in the lowlands in winter, then sometimes in flocks associated with other thrushes.

[edit] Vocalisation

Song recorded in Kalatop Sanctuary, Himalayan Forest (2417 meter/7930 ft), Upper Dalhousie, Dist. Chamba, Himachal Pradesh, India; June-2009.


Listen in an external program
Recording by Alok Tewari

[edit] References

  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2017. The eBird/Clements checklist of birds of the world: v2017, with updates to August 2017. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/

[edit] External Links


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