pelican swimming in blue waters of a river while a flock of pelicans rest nesting on a floating wooden structure as a nest in

above animal aquatic autumn avian beak behavior birds birdwatching blue colony conservation day driftwood ecology ecosystem environment fauna feathers floating flock gathering group habitat lagoon lake landscape migration natural nature nest nesting ornithology outdoor peaceful pelican pelicans photography platform raft reserve rest resting ripples river structure sunny swimming their water waterfowl waters wetland while wild wilderness wildlife wings wooden