Thick-billed Warbler - BirdForum Opus

Alternative name: Thick-billed Reed Warbler

Photo by rockfowl
Beidaihe, Hebei, China, May 2005

Iduna aedon

Acrocephalus aedon, Phragmaticola aedon, Phragamaticola aedon

Identification

16-17.5 cm

Unstreaked brown back
Buff underparts
Rounded forehead
Short pointed bill

Young birds are rich buff below
Sexes are identical

Distribution

Asia: found in Russia, Siberia, Mongolia, China, Tibet, Nepal, India, Andaman and Nicobar Islands, Eastern and Western Himalayas, Bhutan and Hong Kong
Southeast Asia: Indochina, Myanmar, Laos, Vietnam, Cambodia, Thailand and Indonesia

Taxonomy

Formerly placed in genus Acrocephalus, and sometimes alone in its own genus Phragmaticola [also spelt Phragamaticola].

Subspecies

There are 2 subspecies^[1]:

I. a. aedon:

Southern Siberia to western Mongolia; winters to Myanmar, Thailand, Indonesia

I. a. stegmanni:

Eastern Siberia to Mongolia; winters to south-eastern China, Thailand and Indochina
If species treated in Phragmaticola, this subspecies takes the name P. a. rufescens ("rufescens" is preoccupied in Iduna)

Habitat

Dense vegetation such as reeds, bushes and thick undergrowth; coastal scrub.

Behaviour

Breeding

The nest is built into a low tree. The clutch consists of 5-6 eggs.

Diet

The diet includes insects but it will take other small prey.

References

Clements, J. F., T. S. Schulenberg, M. J. Iliff, B.L. Sullivan, C. L. Wood, and D. Roberson. 2013. The eBird/Clements checklist of birds of the world: Version 6.8., with updates to August 2013. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
Avibase
Wikipedia

List of references

Recommended Citation

BirdForum Opus contributors. (2024) Thick-billed Warbler. In: BirdForum, the forum for wild birds and birding. Retrieved 18 April 2024 from https://www.birdforum.net/opus/Thick-billed_Warbler

External Links

Search for photos of Thick-billed Warbler in the gallery

Search for videos of Thick-billed Warbler on BirdForum TV