The whooper swan is a large white swan, bigger than a Bewick's swan. It has a long thin neck, which it usually holds erect, and black legs. Its black bill has a large triangular patch of yellow on it.
Whooper swans (Cygnus cygnus), Hokkaido, Japan Whooper swans flock near thermal springs for warmth.
May 16th, 2018
Viewed 148 Times - Last Visitor from Cupertino, CA on 10/13/2022 at 5:06 PM