Ole Jorgen Liodden / Oryx (Oryx gazella) in motion. Kalahari, Botswana, November.

Kim Taylor / Gemsbok (Oryx gazella) in profile against white background. Endemic to central and southern Africa.

Tony Heald / Gemsbok [Oryx gazella] two males fighting, Etosha National Park, Namibia, August

Christophe Courteau / Oryx (Oryx gazella) and Ostriches (Struthio camelus) running, Etosha National Park, Namibia, August 2009

Charlie Summers / Backlit Gemsboks (Oryx gazella gazella) at sunrise approach Etosha pan waterhole, Namibia, Southern Africa

Richard Du Toit / Gemsbok (Oryx gazella) running, Namib-Naukluft National Park, Namibia

Richard Du Toit / Aerial view of Gemsbok {Oryx gazella gazella} galloping across sand dunes, Namib Naukluft Park, Namibia

Kim Taylor / Gemsbok (Oryx gazella gazella) running in the Namib desert, Africa (digitally enhanced)

Hermann Brehm / Oryx in the dunes of the Namib Desert, Namibia. (Oryx gazella)

Pete Oxford / Gemsbok and desert in bloom {Oryx gazella gazella} Kgalagadi Transfrontier Park, South Africa

Richard Du Toit / Gemsbok in grass {Oryx gazella gazella} Kruger NP, South Africa

Jim Brandenburg / Gemsbok (Oryx gazella) on sand dune, Namib Desert, Namibia