Mute Swan (Cygnus olor) flying silhouetted against sunrise information, slow shutter speed Angus Scotland, UK

Mute swan (Cygnus olor) at sea. Most people might associate swans with a freshwater environment but they can also be seen in a marine setting. Hebrides, Scotland

Mute swan (Cygnus olor) at sea. Most people might associate swans with a freshwater environment but they can also be seen in a marine setting. Hebrides, Scotland

Mute Swan (Cygnus olor) silhouetted against rising sun Angus Scotland, UK

Whooper Swan (Cygnus Cygnus) on an early morning flight, slow shutter speed capturing a circular flight around the valley floor. Shot shows valley walls in the background, Scotland

Mute swan (Cygnus olor) in flight. UK