Tony Phelps / Cape Mountain Zebra (Equus zebra zebra) in fynbos. DeHoop nature reserve, Western Cape, South Africa, September.

Ann & Steve Toon / Cape mountain zebra (Equus zebra zebra) portrait, Mountain Zebra National Park, South Africa, January

Kristel Richard / Hartmann's mountain zebra {Equus zebra hartmannae} Etosha National Park, Kunene, Namibia, September

Chris Gomersall / Hartmann's mountain zebras (Equus zebra hartmannae) drinking at water hole, Etosha National Park, Namibia, November

Richard Du Toit / Mountain Zebra (Equus zebra) in winter, Mountain Zebra National Park, South Africa

Tony Heald / Hartmann's mountain zebra {Equus zebra hartmannae} with giraffe in background, Etosha NP, Namibia.

Konrad Wothe / Mountain Zebra (Equus zebra) mother and foal, Etosha National Park, Namibia

Konrad Wothe / Hartmann's Mountain Zebra (Equus zebra hartmannae) parent and baby walking, Etosha National Park, Namibia

Jim Brandenburg / Mountain Zebra (Equus zebra) group standing in dust storm, Etosha National Park, Namibia

Gerry Ellis / Hartmann's Mountain Zebra (Equus zebra hartmannae) close-up of tail and backside, Portland Zoo, Oregon

Richard Du Toit / Mountain reedbuck female {Redunca fulvorufula} Mountain Zebra.NP, South Africa

Richard Du Toit / Red hartebeest portrait {Alcelaphus caama} Mountain-Zebra NP, South Africa

Richard Du Toit / Two Mountain zebras {Equus zebra} Mountain Zebra NP, South Africa

Richard Du Toit / Mountain zebra profile portrait {Equus zebra} Mountain Zebra NP, South Africa

Andrew Parkinson / Cape mountain zebra {Equus zebra zebra} Karoo NP, South Africa

Tony Heald / Hartmann's mountain zebra {Equus zebra hartmannae} Etosha NP, Namibia

Richard Du Toit / Cape mountain zebra {Equus zebra zebra} Karoo NP, South Africa