Rod Williams / Female black spur-winged goose (Plectopterus gambensis niger), Barn Elms WWT, captive. Occurs in wetlands of Sub-Saharan Africa.

Sandesh Kadur / Spur-winged goose (Plectropterus gambensis) in flight. Okavango Delta, Botswana.

Yva Momatiuk & John Eastcott / Spur-winged Goose (Plectropterus gambensis) male courting female, Kruger National Park, South Africa

Richard Du Toit / Spur winged geese (Plectropterus gambensis) flock flying past electricity pylons, silhouetted at dawn, Marievale Bird Sanctuary, Gauteng Province, South Africa, August.

Bruno D'Amicis / Spur-winged goose (Plectropterus gambensis) swimming, group of four in Blue Nile river. Bahir Dar, Lake Tana Biosphere Reserve, Ethiopia.

Bruno D'Amicis / Spur-winged goose (Plectropterus gambensis) on Blue Nile bank. Bahir Dar, Lake Tana Biosphere Reserve, Ethiopia.

Lou Coetzer / Five Spur-winged geese (Plectropterus gambensis ) in formation flight, Chobe River, Botswana, April.

Lou Coetzer / Spur-winged goose (Plectropterus gambensis) landing, Chobe River, Botswana, June.

Lou Coetzer / Spur-winged goose (Plectropterus gambensis) running aggressively, Chobe River, Botswana, May.

Lou Coetzer / Spur winged goose (Plectropterus gambensis) taking off from water, Chobe River, Botswana.

Winfried Wisniewski / Spur-winged Goose (Plectropterus gambensis) male flying, Chobe River, Chobe National Park, Botswana

Sergey Gorshkov / Spurwinged goose (Plectropterus gambensis) flapping its wings, Okavango Delta, Botswana

Rod Williams / Female African Spur-winged Goose (Plectropterus gambensis) head in profile. Captive. Endemic to sub-Saharan Africa. UK, September.

Mark Carwardine / Black spur-winged goose (Plectropterus gambensis niger) portrait, Slimbridge, Gloucestershire, UK, Captive, native to southern Africa

Mark Carwardine / Black spur-winged goose (Plectropterus gambensis niger) head portrait, Slimbridge, Gloucestershire, UK, Captive, native to southern Africa, December

Vincent Grafhorst / Spur-winged Goose (Plectropterus gambensis) flapping its wings, Moremi Game Reserve, Okavango Delta, Botswana

Vincent Grafhorst / Spur-winged Goose (Plectropterus gambensis), Moremi Game Reserve, Okavango Delta, Botswana

Rod Williams / Spur winged goose {Plectropterus gambensis niger} black race, male, captive, from southern Africa

Loic Poidevin / Spurwing goose (Plectropterus gambensis)) in flight over water, Uganda.

Neil Aldridge / Red lechwe (Kobus leche) herd with juveniles grazing in evening light. One animal walks into frame and then stands in the centre looking around. Spur-winged geese (Plectropterus gambensis) are amongst...

Loic Poidevin / Spur-winged goose (Plectropterus gambensis) in flight. Uganda. July.