Pale-legged leaf-warbler / Ussurilaubsänger (Phylloscopus tenellipes)
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Wikipedia: Pale-legged leaf-warbler Source: WIKIPEDIA 1200px-Pale-legged_Leaf_Warbler_0A2A8189.jpg
Observations
🔍 No documented observationDescription
Classification: Genus Phylloscopus (Phylloscopus); Family Phylloscopidae (Phylloscopidae)General: Winter visitor