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Sunda Warbler - BirdForum Opus

Photo © by James Eaton
Location: Guney, Gedi-Pargrongo Natural Park, Indonesia
Phylloscopus grammiceps

Seicercus grammiceps


In Sumatra

10 cm / 4 inches

• Brown, grayish, and white plumage

• Reddish-brown on top of head, facial area and neck

• Dark tail feathers

• White eye ring

• Black and orangish bill

• Sexes alike

• Juvenile has drabber colors on head

In Java

10 cm / 4 inches, 5 g / 2/10 oz

• Brown, grayish, white plumage

• Reddish-brown head area

• Wings shades of muted green

• Darker brown tail feathers

• White underneath

• White eyering

• Bill black on top with orangish shades below

• Sexes alike

• Juvenile description not noted


Asia, Southeast Asia, Indonesia


This is a polytypic species[1] consisting of 2 subspecies.


  • P. g. sumatrensis: - Mountains of Sumatra
  • P. g. grammiceps: - Mountains of Java and Bali


In Java

• Mountainous forests with significant humidity and structure

• Elevatons of 800 – 2500 meters / 2600 – 8000 feet

In Sumatra

• Mountainous forests

• Elevations of 1100 – 2600 meters / 3600 – 8500 feet

• Primarily at elevations of 1400 – 2200 meters / 4500 – 7000 feet



No information available


In both Sumatra and Java

Bugs and smaller invertebrates found in the lower parts of their habitat.


  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, S. M. Billerman, T. A. Fredericks, J. A. Gerbracht, D. Lepage, B. L. Sullivan, and C. L. Wood. 2021. The eBird/Clements checklist of Birds of the World: v2021. Downloaded from https://www.birds.cornell.edu/clementschecklist/download/
  2. Lepage D. (2021) [Avibase - https://avibase.ca/D3BF3262]. Retrieved 16 November 2021
  3. Madge, S., J. del Hoyo, D. A. Christie, and N. Collar (2020). Sunda Warbler (Phylloscopus grammiceps), version 1.0. In Birds of the World (S. M. Billerman, B. K. Keeney, P. G. Rodewald, and T. S. Schulenberg, Editors). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.sunwar1.01

Recommended Citation

External Links

GSearch checked for 2020 platform.