white swan on the lake. mute swan (cygnus olor) gliding across the lake

swan lake bird white nature wildlife birds water beak feather environment neck pond ornithology avian elegance cygnus peaceful animal background waterfowl reflection natural animals feathers swans graceful whooper wings wild river landscape birdwatching plumage mirror waterbirds head common purity romance beauty scene wing swim cute grace outdoor outdoors lake mute olor gliding wide