Arnoud B van den Berg
28 Oct 1993
- Temengor; Belum (Halong MNS base camp) (near Banding)
- Evergreen Forest
- SONY TCD-D3
- Telinga Parabola 54.7cm/15.5cm (21.5in/6.1in)
NOTES: (Breeding Status: Territorial. Cover Density: Thick.) Includes RRN 930219. Apart from the harsh, double to six-fold "chack-chack," also the melancholic short whistle belongs to this species. At 600 m. alt. on ridge.