greylag goose standing in a swampy lake - national park neusiedlersee seewinkel burgenland

algae animal anser aquatic austria avian beak bill bird boggy brown burgenland everglade face fauna feathers feculent forage goose gray green grey greylag lake marsh mire moor morass moss mossy mud muddy national nature neusiedlersee one outdoor outside park plant plumage plumes pond portrait profile seewinkel side single sludgy standing swampland swampy water waterfowl waterside wilderness wildlife wings