Dusky Thrush - BirdForum Opus

Includes Naumann’s Thrush

Turdus naumanni

Photo by Akiko Hidaka
Photographed: Kanto, Japan
This bird belongs to subspecies eunomus.

Photo by lostinjapan
Photographed: Hiroshima City Center, Japan
This bird is a young female of subspecies naumanni.

Distribution

Found in summer in northern Asia, mainly Siberia; winters to Japan, Korea, southern China and Myanmar. Generally, subspecies eunomus occurs more northerly then naumanni. Both forms have occurred as vagrants in Europe and Britain

Taxonomy

Two subspecies are recognized¹: naumanni and eunomus. However, several sources² split these two into full species which would then be Dusky Thrush Turdus eunomus and Naumann’s Thrush Turdus naumanni.

Habitat

Forest and scrub.

References

1. Clements, James F. 2007. The Clements Checklist of Birds of the World. 6th ed., with updates to October 2007. Ithaca: Cornell University Press. ISBN 9780801445019
2. Knox, A.G. et al. 2008. Taxonomic recommendations for British birds: Fifth report. Ibis, 150, 833–835

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