The feathers on the leg are quite long. I have no idea what kind of bird it could be. The foot is relatively large. So it is no waterfowl!
He's defeathering the leg and eating. After a while he flew away with the leg and returned. Then he swallowed it.
Video captured & edited by liznm
Courtesy of Latvijas Dabas fonds.
©Jūras ērgļis (Haliaeetus albicilla)Durbē- LDF tiešraide // White-tailed eagles, Durbe, Latvia:
[ Ссылка ]
Latvijas Dabas fonds on YouTube:
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