Eurasian coot, Fulica atra, bird swimming on the lake picking up alga from water surface in the morning sunrise

atra fulica eurasian coot hungry float food drift swim eat swimming fulica atra common coot foraging stream australian bird one animal river pond water eurasian waterfowl duck black color forage behavior paddling wild algae behaviour ornithology shallow water creek sunset lone pick alga series dead water lake still one bird morning evening reflected wildlife