Key Identification Features
- Females and immature blue rock thrushes are far less distinctive, with dark brown upperparts and paler brown, scaly-patterned underparts.
- When viewed at close range, the primary remiges of this species are distinctly longer than those of S.
- maurus matches the description above, while the distinct but similar S.
- przewalskii from southwest China—are distinguished by larger white areas in their plumage.
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