Adult Cormorant sitting on a branch mating calls Lake Kerkini greece

adult cormorant sit branch tree mating call spreading spread wings lake kerkini greece day sunny ornithology wildlife wing nature sky outdoor natural beauty scenery motion wilderness view tranquility serene majestic wild white water feather bird beak great feathers aquatic birdwatching avian wetland waterfront waterfowl swamp slowmotion seabird reflection