Mute swan cygnus olor waterfowl cob white plumage Add to favorite DMCA Complaint Tweet Mute swan cygnus olor waterfowl cob white plumage FreePhoto by Steve Bidmead Free Download License: Public Domain CC0 ID: 92447 Tags: plumage, white, cob, free photos, free images, waterfowl, mute swan, cygnus olor