Sebastian Kennerknecht / Minden / South African Giraffe (Giraffa giraffa giraffa) female in Mopane (Colophospermum mopane) woodland, Kruger National Park, South Africa

Staffan Widstrand / Southern Giraffe (Giraffa camelopardalis) two, with one in foreground, Zimanga Private Nature Reserve, KwaZulu Natal, South Africa

John Shaw / Common giraffe (Giraffa tippelskirchi) bending to drink at a waterhole, with another standing on the opposite side of the pool reflected in the water. Klein Namutoni waterhole, Etosha National Park, N...

Ann & Steve Toon / Giraffe (Giraffa camelopardalis) drinking at night, Zimanga private game reserve, KwaZulu-Natal, South Africa August

Bence Mate / Group of four Giraffes (Giraffa camelopardalis) Mkuze, South Africa

Wim van den Heever / Ancient dead Camelthorn tree (Vachellia erioloba) trees with red dunes, Namib desert, Deadvlei, Sossusvlei, Namibia. August 2015.

Wim van den Heever / Ancient dead Camelthorn tree (Vachellia erioloba) trees with red dunes and mist, Namib desert, Deadvlei, Sossusvlei, Namibia. August 2015.

Wim van den Heever / Ancient dead Camelthorn trees (Vachellia erioloba) with red dunes, and star trails, Namib desert, Sossusvlei, Namibia. Composite.

Wim van den Heever / Ancient dead Camelthorn trees (Vachellia erioloba) with red dunes and the milky way behind, Namib desert, Sossusvlei, Namibia. Composite.

Wim van den Heever / Ancient dead Camelthorn trees (Vachellia erioloba) at night with red dunes behind. Namib desert, Sossusvlei, Namibia. Composite.

Wim van den Heever / Ancient dead Camelthorn trees (Vachellia erioloba) with sand dunes, Namib desert, Deadvlei, Sossusvlei, Namibia.

Wim van den Heever / Ancient dead Camelthorn trees (Vachellia erioloba) with sand dunes, Namib desert, Deadvlei, Sossusvlei, Namibia.

Eric Baccega / Angolan giraffes (Giraffa camelopardalis angolensis) and black rhinoceros (Diceros bicornis) reflecting in waterhole at sunset, Okaukuejo, Etosha National Park, Namibia, Africa

Denis-Huot / West African giraffe (Giraffa camelopardalis peralta) mother and baby nuzzling each other. Bioparc Zoo de Doue la Fontaine, France. Captive, occurs in south-western Niger. Endangered subspecies.

Andrew Parkinson / Three Giraffe {Giraffa camelopardalis} Kruger NP, South Africa

Richard Du Toit / South African Giraffe (Giraffa giraffa giraffa) mother and young, Londolozi, Sabi-Sand Game Reserve, South Africa

Richard Du Toit / South African Giraffe (Giraffa giraffa giraffa) mother grooming her calf, Phinda Game Reserve, South Africa

Richard Du Toit / Northern Giraffe (Giraffa camelopardalis) calves, iSimangaliso Wetland Park, KwaZulu-Natal, South Africa

Richard Du Toit / Northern Giraffe (Giraffa camelopardalis) with Red-billed Oxpeckers (Buphagus erythrorhynchus) feeding on parasites in symbiotic relationship, Mkhuze Game Reserve, KwaZulu-Natal, South Africa

Richard Du Toit / Northern Giraffe (Giraffa camelopardalis) mother and calf, Itala Game Reserve, KwaZulu-Natal, South Africa

Sebastian Kennerknecht / South African Giraffe (Giraffa giraffa giraffa) female in Mopane (Colophospermum mopane) woodland, Kruger National Park, South Africa

Sebastian Kennerknecht / South African Giraffe (Giraffa giraffa giraffa) juvenile at sunset, Greater Makalali Private Game Reserve, South Africa

Richard Du Toit / Northern Giraffe (Giraffa camelopardalis) mother and calf, iSimangaliso Wetland Park, South Africa

Richard Du Toit / Red-billed Oxpecker (Buphagus erythrorhynchus) landing on South African Giraffe (Giraffa giraffa giraffa), KwaZulu-Natal, South Africa

Richard Du Toit / South African Giraffe (Giraffa giraffa giraffa) pair courting, KwaZulu-Natal, South Africa

Doug Gimesy / Angolan giraffes (Giraffa giraffa angolensis) and Springboks (Antidorcas marsupialis) approaching a scarce waterhole. Etosha National Park, Etosha, Namibia.

Doug Gimesy / Angolan giraffes (Giraffa giraffa angolensis) approaching a scarce waterhole. Etosha National Park, Etosha, Namibia.

Richard Du Toit / Giraffe (Giraffa camelopardalis) calves, Isimangaliso Wetland Park, KwaZulu-Natal, South Africa.

Richard Du Toit / Giraffe (Giraffa camelopardalis); Mapungubwe National Park, South Africa.

Richard Du Toit / Giraffe (Giraffa camelopardalis) two calves, KwaZulu-Natal Province, South Africa

Mary McDonald / South African / Cape giraffe (Giraffa camelopardalis giraffa), two males necking / mock fighting, looking like a double headed animal, Zimanga Private Game Reserve, Zululand, South Africa.

Doug Gimesy / Angolan giraffe (Giraffa camelopardalis angolensis), two standing at side of road, overlooking a fence. Namibia.

David Allemand / Deadvlei with dead Camel thorn trees (Vachellia erioloba), Namib-Naukluft National Park, Namib Desert, Namibia

David Allemand / Deadvlei with dead Camel thorn trees (Vachellia erioloba), Namib-Naukluft National Park, Namib Desert, Namibia

David Allemand / Deadvlei with dead Camel thorn trees (Vachellia erioloba), Namib-Naukluft National Park, Namib Desert, Namibia

David Allemand / Deadvlei with dead Camel thorn trees (Vachellia erioloba), Namib-Naukluft National Park, Namib Desert, Namibia

David Allemand / Dead Camel thorn tree (Vachellia erioloba), Sossusvlei, Namib Naukluft Park, Namib Desert, Namibia

Emanuele Biggi / Camel thorn trees (Vachellia erioloba) growing in the rocky plains at the base of giant red dunes around Sossusvlei, Namibia

Emanuele Biggi / Camel thorn tree (Vachellia erioloba) in sand storm, Sossusvlei, Namibia

Emanuele Biggi / Camel thorn tree (Vachellia erioloba) silhouetted at sunset in the cold winter desert of Southern Namibia

Emanuele Biggi / Dead Camel thorn trees (Vachellia erioloba) in the long-tern dry riverbed of Deadvlei, an iconic view of Namib desert, Namibia

Emanuele Biggi / Dead Camel thorn trees (Vachellia erioloba) in the long-time dry riverbed of Deadvlei, an iconic view of Namib desert, Namibia

Emanuele Biggi / Camel thorn tree (Vachellia erioloba) growing in the rocky plains at the base of giant red dunes around Sossusvlei, Namibia

Emanuele Biggi / Camel thorn trees (Vachellia erioloba) growing in the rocky plains at the base of giant red dunes, Sossusvlei, Namibia

Emanuele Biggi / Camel thorn trees (Vachellia erioloba) growing in the rocky plains at the base of giant red dunes around Sossusvlei, Namibia

Emanuele Biggi / Camel thorn tree (Vachellia erioloba) growing in the rocky plains at the base of giant red dunes while winds blow the dune's sand creating patterns, Sossusvlei, Namibia

Emanuele Biggi / Camel thorn tree (Vachellia erioloba) in the rocky outcrops around Brandberg Mountains (in the background) at night with the Milky Way, and full moon lighting the foreground. Namibia.

Ernie Janes / Dead Camel thorn trees (Vachellia erioloba), Sossusvlei region, Namib desert, Namibia, March