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Blue Jewel-babbler - BirdForum Opus

(Redirected from Ptilorrhoa geislerorum)

Alternative names: Lowland Jewel-babbler; Lowland Eupetes; Lowland Rail-babbler; Blue Scrub-thrush

Ptilorrhoa caerulescens

Identification

22 - 23cm.

  • Most of the plumage blue
  • White chin to upper breast bordered by black band from lores through face and across breast
  • Black bill and legs
  • Nigricrissus with a narrow white eyebrow
  • Geislerorum with a dull greyish-brown crown

Females are similar to males but smaller and a bit more white. Females of

Distribution

Endemic to New Guinea.
Common but hard to see.

Taxonomy

Four subspecies recognized:

  • P. c. caerulescens on West Papuan Islands (Salawati, Misool) and northwest New Guinea (Vogelkop to Wanggar and Etna Bay)
  • P. c. neumanni in north New Guinea (from River Mamberamo to Astrolabe Bay)
  • P. c. nigricrissus in south New Guinea from River Wanggar and Etna Bay to Milne Bay

Dimorphic Jewel-babbler has recently been split from Blue Jewel-babbler

Habitat

Moist lowland forest up to 300m. Above replaced by Chestnut-backed Jewel-babbler.

Behaviour

Feeds on insects.
Forages on the ground. Shy, more often heard than seen.
Breeding recorded in September and December. The nest is a deep cup made of dead leaves and palm fronds. It's placed on the ground in a depression between roots or at the base of a small tree. Lays 2 eggs.
Resident species.

References

  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, S. M. Billerman, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2019. The eBird/Clements Checklist of Birds of the World: v2019. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
  2. Del Hoyo, J, A Elliott, and D Christie, eds. 2007. Handbook of the Birds of the World. Volume 12: Picathartes to Tits and Chickadees. Barcelona: Lynx Edicions. ISBN 978-8496553422
  3. Gill F, D Donsker & P Rasmussen (Eds). 2021. IOC World Bird List (v11.1). doi : 10.14344/IOC.ML.11.1. http://www.worldbirdnames.org/

Recommended Citation

External Links

GSearch checked for 2020 platform.

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