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White-rumped Triller - BirdForum Opus

Revision as of 00:17, 25 June 2023 by THEFERN-13145 (talk | contribs)
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Alternative Name: White rumped Triller; Sulawesi Triller

Lalage leucopygialis

Identification

19 cm, 7.5 inches

Male

Female

  • Black crown
  • Paler and much greyer underparts
  • white edges and tips of upperwing coverts
  • Less prominent remiges than male
  • Underparts have a yellowish brown wash with narrow dark scales

Juvenile

  • Similar to female
  • Reddish brown tinge to supercilium
  • Rust coloured feather tips on underparts
  • Brown retrices with white tips
  • Off white underparts
  • Dark bars on flanks
  • Immature undescribed

Similar Species

Differs from Pied Triller in that it has a white rump instread of pale grey.

Distribution

Sulawesi including islands of Manadotua, Bangka, Muna, Buton and Banggai and Sula Islands (Taliabu, Sanana). Indonesia.

Taxonomy

This species is monotypic[1]

Habitat

Forest edge, heavily disturbed and secondary forest, open woodland, farmland, gardens, lightly wooded cultivation and mangroves. Up to 1000 m.

Behaviour

Diet

Diet not recorded. Thought to be similar to that of Pied Triller. Occurs singly, in pairs or in small groups.
Forages in crown and middle storey of large and small trees and near to the ground in mangroves.

Breeding

Breeding occurs in May.
Nest is a tight open cup, not fully described but thought to be similar to that of Pied Triller One recorded on horizontal branch 18 m above ground.

Vocalisation

An increasingly loud series of quick, harsh, but clear, chattering sounds lasting 1.5 seconds, repeated approximately every 3 seconds.

References

  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2015. The eBird/Clements checklist of birds of the world: v2015, with updates to August 2015. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
  2. Handbook of the Birds of the World Alive (retrieved January 2016)

Recommended Citation

External Links

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