Upland Buzzard Buteo hemilasius　Isahaya bay area 4 Dec. 2023

Long-legged Buzzard Buteo rufinus　Isahaya bay area 4 Dec. 2023

Himalayan Buzzard Buteo refectus　Isahaya bay area 4 Dec. 2023

Japanese Buzzard Buteo japonicus　Isahaya bay area 1 Dec. 2023

Head shape
Upland Buzzard(left)　Long-legged Buzzard(right)

Himalayan Buzzard(left)　Japanese Buzzard(right)