DescriptionGrey-throated Martin (Riparia chinensis) (30357547261).jpg
Sand Martin (Riparia riparia) was suspected at the time but in fast flight it was difficult to get conclusive views and all the photographed birds appear to be Plain (now Grey-throated) Martins.
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Image title
Sand Martin (Riparia riparia) was suspected at the time but in fast flight it was difficult to get conclusive views and all the photographed birds appear to be Plain (now Grey-throated) Martins.