Andy Trowbridge / Pacific Black/Grey Duck (Anas superciliosa) swimming, close-up portrait. Lake Alexandrina, South Island, New Zealand. January.

Tui De Roy / Grey Duck (Anas superciliosa) captive male. Otorohanga Breeding Facility, New Zealand.

Doug Gimesy / As part of an annual protest against Victoria's duck season, rows of illegally shot threatened species, protected species, as well as game species that duck shooters left dead or dying in the water ar...

Doug Gimesy / Pacific black duck (Anas superciliosa) standing on a rock in river, Yarra River, Warburton, Victoria, Australia.

Doug Gimesy / Pacific black duck (Anas superciliosa) in flight, Myuna wetlands, Dovetone, Victoria, Australia.

Doug Gimesy / As part of an annual protest against Victoria's duck season, rows of illegally shot threatened species, protected species, as well as game species that duck shooters left dead or dying in the water ar...

Doug Gimesy / Pacific black duck (Anas superciliosa) on water in evening sunlight, Myuna wetlands, Dovetone, Victoria, Australia.

Doug Gimesy / Pacific black duck (Anas superciliosa) on water, Myuna wetlands, Dovetone, Victoria, Australia.

Doug Gimesy / Pacific black duck (Anas superciliosa) on water, Myuna Wetlands, Doveton, Victoria, Australia.

Doug Gimesy / Pacific black duck (Anas superciliosa) on water, Myuna Wetland, Doveton, Victoria, Australia. Cropped.

Bruce Thomson / Pacific black duck (Anas superciliosa) swimming through water lilies, Atherton Tablelands, Wet Tropics World Heritage area, Queensland, Australia.

Doug Gimesy / X-ray of a Pacific black duck (Anas superciliosa) showing ulna bone in wing shattered in 2 places from single pellet shot at Lake Leaghur in opening of hunting season. Bird rescued by Coalition Agains...