common gallinule, gallinula galeata moorhen waddle over frozen and snow covered pond in winter, birds

moorhen common gallinule waddle gallinula galeata bird snow winter frozen pond water pygmy rail walking covered crallidae alone cold wintertime wetland ice lonely animal waterbird birds storm weather beak breed wildlife duckling environment fauna feathers female head mixed natural nature outdoor park plumage shore small swedish black variation waterfowl wild over