Common raven (Corvus corax) feeding on a duck, Yellowstone National Park, Wyoming, United States of America, North America

Monnow Bridge and Gate over the River Monnow, Monmouth, Monmouthshire, Wales, United Kingdom, Europe

Hever Castle and gardens, Hever, Kent, England, United Kingdom, Europe

Black browed albatross snuggling in nest, Falkland Islands, South America

A mandarin duck (Aix galericulata) glides through the water in a reflective and colourful pond in Richmond Park, Richmond, Greater London, England, United Kingdom, Europe

Cotswold stone bridge over River Windrush in mist, Bourton-on-the-Water, Cotswolds, Gloucestershire, England, United Kingdom, Europe

Narrowboats moored on the Kennet and Avon Canal at sunset, Kintbury, Berkshire, England, United Kingdom, Europe

American Black Duck

Male ruddy duck (Oxyura jamaicensis) swimming, Sweetwater Wetlands, Tucson, Arizona, United States of America, North America

American Black Duck Family

A brass plate full of offerings to God. Coconut, dried fish, black soya beans, duck eggs, oiled wicks, colour powder, bitten rice, betel nut, hand made rice paper incense, unhusked rice and flowers. Brahmayani Temple, Bhaktapur, Nepal

Black-Headed Gull (larus ridibundus) taking of from a city pond in winter, female tufted duck in fore ground. Glasgow, Hyndland Park, Argyll, Scotland, UK

Drake Wood Duck

Drake Wood Duck

Lake Titisee at sunset, in the foreground a duck on a stone, Black Forest, Baden-Wuerttemberg, Germany, Europe

A Black-bellied whistling duck (Dendrocygna autumnalis) or "Sirir Vientre Negro", walks along the shallows on the edge of a floating island in Laguna Ibera, Ibera Natural Reserve, Esteros del Ibera, Corrientes Province, Argentina

King Elder (Somateria Spectabilis) On The Water, United States Of America

Hawaii, Oahu, Ahuimanu Valley, Valley of the Temples, Two Black Swans in pond at Byodo-In Temple.

Two Black Ducks and Fall Colors at Rocky Lake, Bedford, Nova Scotia