Eurasian common coot pick algae in shallow water while swimming , black water bird with white beak and red eyes

eurasian coot fulica fulica atra coot waterfowl black bird duck shallow water bird swimming paddling foraging white beak swim wildlife pond float forage ornithology common water paddle animal alga lone stream eurasian black one sky reflection search river atra algae red eyes behaviour hungry eat food series behavior wild australian pick sunset color creek