Eric Baccega / African elephant (Loxodonta africana) and black rhinoceros (Diceros bicornis) bathing at waterhole at night with moon, Okaukuejo, Etosha National Park, Namibia, Africa. Taken with infrared camera.

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

Tony Heald / Herd of Common zebra {Equus quagga} drinking at waterhole at night, Okaukuejo, Etosha NP, Namibia, January

Tony Heald / Black rhinoceros {Diceros bicornis} drinking at Okaukuejo waterhole at night, Etosha NP, Namibia, January

Emanuele Biggi / African elephant (Loxodonta africana) drinking at the Okaukuejo water hole at sunset, Etosha National Park, Namibia

Emanuele Biggi / African elephants (Loxodonta africana) drinking at the Okaukuejo water hole, Etosha National Park, Namibia.

Emanuele Biggi / African elephant (Loxodonta africana) silhouette reflected into the Okaukuejo water hole at sunset, Etosha National Park, Namibia

Wim van den Heever / Giraffe (Giraffa camelopardalis) with legs spread, drinking at floodlit waterhole at night, Okaukuejo, Etosha, Namibia.

Christophe Courteau / Reticulated Giraffe (Giraffa camelopardalis) small group drinking at dusk, Etosha National Park, Namibia.

Eric Baccega / African elephant (Loxodonta africana) bathing and drinking at waterhole, with springbok herd (Antidorcas marsupialis) in the background, dry season, Okaukuejo, Etosha National Park, Namibia, Africa

Eric Baccega / Angolan giraffes (Giraffa camelopardalis angolensis ) drinking at waterhole, during the dry season, Okaukuejo, Etosha National Park, Namibia, Africa

Eric Baccega / Okaukuejo waterhole during dry season with various species drinking, Etosha National Park, Namibia, Africa