-
Arctic Warbler-190428-117ND500-FYP_0146-W.jpg
-
Arctic Warbler-190428-117ND500-FYP_0167-W.jpg
Arctic Warbler - Phylloscopus borealis - 极北柳莺 - Cekup-Daun Artik
Read more here: https://singaporebirds.com/species/arctic-warbler