Perhaps showing some characters of the ‘Siberian’ ssp. yaukutensis, including impression of streaking on breast, cold greenish-grey plumage tones, dark legs and very long wings.
Willow Warbler
Perhaps showing some characters of the ‘Siberian’ ssp. yaukutensis, including impression of streaking on breast, cold greenish-grey plumage tones, dark legs and very long wings.