Mute Swan Cygnus olor dozing with one eye open whilst incubating a clutch of eggs

Size: 5472px × 3648px
Location: River Stort Sawbridgeworth Hertfordshire
Photo credit: © Nigel Blake / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: alert, bird, breeding, cygnus, dozing, feathers, incubating, mute, nature, olor, plumage, swan, waterfowl, white, wildlife