Whooper swan (Cygnus cygnus) at dusk on Baltic Sea, Sweden

silhouette calm sweden baltic sea colorful horizon morning best of whooper swan (cygnus cygnus) pair least concern (iucn) lc nobody scandinavia european union europe eurasia old world continent north atlantic ocean atlantic ocean world sea and ocean colour landform earth's crust twilight atmosphere (ambiance) swan palmiped bird wild animal enumeration low risk (iucn) lr iucn red list of threatened species species individual cygnus cygnus