Ann & Steve Toon / Ostrich (Struthio camelus) silhouetted in dust storm. Kalahari Gemsbok National Park, Kgalagadi Transfrontier National Park, Northern Cape, South Africa. Commended in the Bird Photographer of the Year...

Donald M. Jones / American Bison (Bison bison) dust bathing, National Bison Range, Montana

Ann & Steve Toon / Springbok (Antidorcas marsupialis) herd fleeing predator, Kgalagadi Transfrontier Park, South Africa.

Christophe Courteau / Plains zebra (Equus burchelli) drinking in a dust storm, Boteti River, Kalahari Desert, Botswana.

Carol Walker / Two wild pinto Mustang stallions battle for dominance in Sand Wash Basin, Colorado, USA.

Neil Aldridge / African elephant (Loxodonta africana) dust bathing on floodplains, Chobe River, Botswana. Vulnerable species.

Yashpal Rathore / Asiatic elephants (Elephas maximus), dust bathing at dawn. Jim Corbett National Park, India.

Yashpal Rathore / Asiatic elephant (Elephas maximus) male taking dust bath. Jim Corbett National Park, India. 2014

Bence Mate / Eurasian bee eater (Merops apiaster) dust bathing in sand, Pusztaszer, Hungary, May.

Wim van den Heever / African elephant (Loxodonta africana) bull dust-bathing, Chyulu Hills, Kenya.

Sharon Heald / African elephant (Loxodonta africana) herd silhouetted at sunset, Chobe National Park, Botswana.

Denis-Huot / Young Lioness (Panthera leo) chasing Giraffe (Giraffa camelopardalis) Masai-Mara game reserve, Kenya.